Commit | Line | Data |
89d0527d |
1 | #!./perl |
2 | |
fb73857a |
3 | # $RCSfile: complex.t,v $ |
89d0527d |
4 | # |
5aabfad6 |
5 | # Regression tests for the Math::Complex pacakge |
b42d0ec9 |
6 | # -- Raphael Manfredi since Sep 1996 |
7 | # -- Jarkko Hietaniemi since Mar 1997 |
8 | # -- Daniel S. Lewart since Sep 1997 |
5aabfad6 |
9 | |
89d0527d |
10 | BEGIN { |
11 | chdir 't' if -d 't'; |
20822f61 |
12 | @INC = '../lib'; |
89d0527d |
13 | } |
5aabfad6 |
14 | |
89d0527d |
15 | use Math::Complex; |
16 | |
476757f7 |
17 | use vars qw($VERSION); |
18 | |
91cb744f |
19 | $VERSION = 1.92; |
b42d0ec9 |
20 | |
fb73857a |
21 | my ($args, $op, $target, $test, $test_set, $try, $val, $zvalue, @set, @val); |
22 | |
89d0527d |
23 | $test = 0; |
24 | $| = 1; |
fb73857a |
25 | my @script = ( |
26 | 'my ($res, $s0,$s1,$s2,$s3,$s4,$s5,$s6,$s7,$s8,$s9,$s10, $z0,$z1,$z2);' . |
27 | "\n\n" |
28 | ); |
b42d0ec9 |
29 | my $eps = 1e-13; |
89d0527d |
30 | |
d09ae4e6 |
31 | if ($^O eq 'unicos') { # For some reason root() produces very inaccurate |
f3ff050f |
32 | $eps = 1e-10; # results in Cray UNICOS, and occasionally also |
d09ae4e6 |
33 | } # cos(), sin(), cosh(), sinh(). The division |
34 | # of doubles is the current suspect. |
35 | |
89d0527d |
36 | while (<DATA>) { |
0c721ce2 |
37 | s/^\s+//; |
38 | next if $_ eq '' || /^\#/; |
39 | chomp; |
40 | $test_set = 0; # Assume not a test over a set of values |
0e505df1 |
41 | if (/^&(.+)/) { |
89d0527d |
42 | $op = $1; |
43 | next; |
44 | } |
0e505df1 |
45 | elsif (/^\{(.+)\}/) { |
89d0527d |
46 | set($1, \@set, \@val); |
47 | next; |
48 | } |
49 | elsif (s/^\|//) { |
0c721ce2 |
50 | $test_set = 1; # Requests we loop over the set... |
89d0527d |
51 | } |
52 | my @args = split(/:/); |
0c721ce2 |
53 | if ($test_set == 1) { |
89d0527d |
54 | my $i; |
55 | for ($i = 0; $i < @set; $i++) { |
0c721ce2 |
56 | # complex number |
57 | $target = $set[$i]; |
58 | # textual value as found in set definition |
59 | $zvalue = $val[$i]; |
89d0527d |
60 | test($zvalue, $target, @args); |
61 | } |
62 | } else { |
63 | test($op, undef, @args); |
64 | } |
65 | } |
66 | |
b42d0ec9 |
67 | # |
68 | |
69 | sub test_mutators { |
70 | my $op; |
71 | |
72 | $test++; |
73 | push(@script, <<'EOT'); |
74 | { |
75 | my $z = cplx( 1, 1); |
76 | $z->Re(2); |
77 | $z->Im(3); |
16357284 |
78 | print "# $test Re(z) = ",$z->Re(), " Im(z) = ", $z->Im(), " z = $z\n"; |
b42d0ec9 |
79 | print 'not ' unless Re($z) == 2 and Im($z) == 3; |
80 | EOT |
81 | push(@script, qq(print "ok $test\\n"}\n)); |
82 | |
83 | $test++; |
84 | push(@script, <<'EOT'); |
85 | { |
86 | my $z = cplx( 1, 1); |
87 | $z->abs(3 * sqrt(2)); |
16357284 |
88 | print "# $test Re(z) = ",$z->Re(), " Im(z) = ", $z->Im(), " z = $z\n"; |
b42d0ec9 |
89 | print 'not ' unless (abs($z) - 3 * sqrt(2)) < $eps and |
90 | (arg($z) - pi / 4 ) < $eps and |
91 | (Re($z) - 3 ) < $eps and |
92 | (Im($z) - 3 ) < $eps; |
93 | EOT |
94 | push(@script, qq(print "ok $test\\n"}\n)); |
95 | |
96 | $test++; |
97 | push(@script, <<'EOT'); |
98 | { |
99 | my $z = cplx( 1, 1); |
100 | $z->arg(-3 / 4 * pi); |
16357284 |
101 | print "# $test Re(z) = ",$z->Re(), " Im(z) = ", $z->Im(), " z = $z\n"; |
b42d0ec9 |
102 | print 'not ' unless (arg($z) + 3 / 4 * pi) < $eps and |
103 | (abs($z) - sqrt(2) ) < $eps and |
104 | (Re($z) + 1 ) < $eps and |
105 | (Im($z) + 1 ) < $eps; |
106 | EOT |
107 | push(@script, qq(print "ok $test\\n"}\n)); |
108 | } |
109 | |
110 | test_mutators(); |
111 | |
112 | my $constants = ' |
113 | my $i = cplx(0, 1); |
114 | my $pi = cplx(pi, 0); |
115 | my $pii = cplx(0, pi); |
116 | my $pip2 = cplx(pi/2, 0); |
117 | my $zero = cplx(0, 0); |
118 | '; |
119 | |
120 | push(@script, $constants); |
121 | |
122 | |
5cd24f17 |
123 | # test the divbyzeros |
124 | |
0e505df1 |
125 | sub test_dbz { |
126 | for my $op (@_) { |
127 | $test++; |
b42d0ec9 |
128 | push(@script, <<EOT); |
16357284 |
129 | eval '$op'; |
130 | (\$bad) = (\$@ =~ /(.+)/); |
131 | print "# $test op = $op divbyzero? \$bad...\n"; |
132 | print 'not ' unless (\$@ =~ /Division by zero/); |
b42d0ec9 |
133 | EOT |
134 | push(@script, qq(print "ok $test\\n";\n)); |
0e505df1 |
135 | } |
136 | } |
137 | |
8c03c583 |
138 | # test the logofzeros |
139 | |
140 | sub test_loz { |
141 | for my $op (@_) { |
142 | $test++; |
b42d0ec9 |
143 | push(@script, <<EOT); |
16357284 |
144 | eval '$op'; |
145 | (\$bad) = (\$@ =~ /(.+)/); |
146 | print "# $test op = $op logofzero? \$bad...\n"; |
147 | print 'not ' unless (\$@ =~ /Logarithm of zero/); |
b42d0ec9 |
148 | EOT |
149 | push(@script, qq(print "ok $test\\n";\n)); |
8c03c583 |
150 | } |
151 | } |
152 | |
5cd24f17 |
153 | test_dbz( |
154 | 'i/0', |
b42d0ec9 |
155 | 'acot(0)', |
156 | 'acot(+$i)', |
157 | # 'acoth(-1)', # Log of zero. |
158 | 'acoth(0)', |
159 | 'acoth(+1)', |
5cd24f17 |
160 | 'acsc(0)', |
5cd24f17 |
161 | 'acsch(0)', |
b42d0ec9 |
162 | 'asec(0)', |
163 | 'asech(0)', |
b42d0ec9 |
164 | 'atan($i)', |
165 | # 'atanh(-1)', # Log of zero. |
166 | 'atanh(+1)', |
167 | 'cot(0)', |
168 | 'coth(0)', |
169 | 'csc(0)', |
b42d0ec9 |
170 | 'csch(0)', |
8c03c583 |
171 | ); |
172 | |
173 | test_loz( |
fb73857a |
174 | 'log($zero)', |
1fa12f56 |
175 | 'atan(-$i)', |
b42d0ec9 |
176 | 'acot(-$i)', |
8c03c583 |
177 | 'atanh(-1)', |
178 | 'acoth(-1)', |
5cd24f17 |
179 | ); |
180 | |
0e505df1 |
181 | # test the bad roots |
182 | |
183 | sub test_broot { |
5cd24f17 |
184 | for my $op (@_) { |
185 | $test++; |
b42d0ec9 |
186 | push(@script, <<EOT); |
16357284 |
187 | eval 'root(2, $op)'; |
188 | (\$bad) = (\$@ =~ /(.+)/); |
189 | print "# $test op = $op badroot? \$bad...\n"; |
1fa12f56 |
190 | print 'not ' unless (\$@ =~ /root rank must be/); |
b42d0ec9 |
191 | EOT |
192 | push(@script, qq(print "ok $test\\n";\n)); |
5cd24f17 |
193 | } |
194 | } |
195 | |
0e505df1 |
196 | test_broot(qw(-3 -2.1 0 0.99)); |
197 | |
16357284 |
198 | sub test_display_format { |
476757f7 |
199 | $test++; |
200 | push @script, <<EOS; |
201 | print "# package display_format cartesian?\n"; |
202 | print "not " unless Math::Complex->display_format eq 'cartesian'; |
203 | print "ok $test\n"; |
204 | EOS |
205 | |
16357284 |
206 | push @script, <<EOS; |
207 | my \$j = (root(1,3))[1]; |
208 | |
209 | \$j->display_format('polar'); |
210 | EOS |
211 | |
212 | $test++; |
213 | push @script, <<EOS; |
476757f7 |
214 | print "# j display_format polar?\n"; |
16357284 |
215 | print "not " unless \$j->display_format eq 'polar'; |
216 | print "ok $test\n"; |
217 | EOS |
218 | |
219 | $test++; |
220 | push @script, <<EOS; |
221 | print "# j = \$j\n"; |
222 | print "not " unless "\$j" eq "[1,2pi/3]"; |
223 | print "ok $test\n"; |
224 | |
225 | my %display_format; |
226 | |
227 | %display_format = \$j->display_format; |
228 | EOS |
229 | |
230 | $test++; |
231 | push @script, <<EOS; |
232 | print "# display_format{style} polar?\n"; |
233 | print "not " unless \$display_format{style} eq 'polar'; |
234 | print "ok $test\n"; |
235 | EOS |
236 | |
237 | $test++; |
238 | push @script, <<EOS; |
239 | print "# keys %display_format == 2?\n"; |
240 | print "not " unless keys %display_format == 2; |
241 | print "ok $test\n"; |
242 | |
243 | \$j->display_format('style' => 'cartesian', 'format' => '%.5f'); |
244 | EOS |
245 | |
246 | $test++; |
247 | push @script, <<EOS; |
248 | print "# j = \$j\n"; |
249 | print "not " unless "\$j" eq "-0.50000+0.86603i"; |
250 | print "ok $test\n"; |
251 | |
252 | %display_format = \$j->display_format; |
253 | EOS |
254 | |
255 | $test++; |
256 | push @script, <<EOS; |
257 | print "# display_format{format} %.5f?\n"; |
258 | print "not " unless \$display_format{format} eq '%.5f'; |
259 | print "ok $test\n"; |
260 | EOS |
261 | |
262 | $test++; |
263 | push @script, <<EOS; |
264 | print "# keys %display_format == 3?\n"; |
265 | print "not " unless keys %display_format == 3; |
266 | print "ok $test\n"; |
267 | |
268 | \$j->display_format('format' => undef); |
269 | EOS |
270 | |
271 | $test++; |
272 | push @script, <<EOS; |
273 | print "# j = \$j\n"; |
057216a3 |
274 | print "not " unless "\$j" =~ /^-0(?:\\.5(?:0000\\d+)?|\\.49999\\d+)\\+0.86602540\\d+i\$/; |
16357284 |
275 | print "ok $test\n"; |
276 | |
277 | \$j->display_format('style' => 'polar', 'polar_pretty_print' => 0); |
278 | EOS |
279 | |
280 | $test++; |
281 | push @script, <<EOS; |
282 | print "# j = \$j\n"; |
1ab88a68 |
283 | print "not " unless "\$j" =~ /^\\[1,2\\.09439510\\d+\\]\$/; |
16357284 |
284 | print "ok $test\n"; |
285 | |
286 | \$j->display_format('style' => 'cartesian', 'format' => '(%.5g)'); |
287 | EOS |
476757f7 |
288 | |
16357284 |
289 | $test++; |
290 | push @script, <<EOS; |
291 | print "# j = \$j\n"; |
292 | print "not " unless "\$j" eq "(-0.5)+(0.86603)i"; |
293 | print "ok $test\n"; |
294 | EOS |
476757f7 |
295 | |
296 | $test++; |
297 | push @script, <<EOS; |
298 | print "# j display_format cartesian?\n"; |
299 | print "not " unless \$j->display_format eq 'cartesian'; |
300 | print "ok $test\n"; |
301 | EOS |
16357284 |
302 | } |
303 | |
304 | test_display_format(); |
305 | |
91cb744f |
306 | sub test_remake { |
307 | $test++; |
308 | push @script, <<EOS; |
309 | print "# remake 2+3i\n"; |
310 | my \$z = cplx('2+3i'); |
311 | print "not " unless \$z == Math::Complex->make(2,3); |
312 | print "ok $test\n"; |
313 | EOS |
314 | |
315 | $test++; |
316 | push @script, <<EOS; |
317 | print "# remake 3i\n"; |
318 | my \$z = Math::Complex->make('3i'); |
319 | print "not " unless \$z == cplx(0,3); |
320 | print "ok $test\n"; |
321 | EOS |
322 | |
323 | $test++; |
324 | push @script, <<EOS; |
325 | print "# remake [2,3]\n"; |
326 | my \$z = cplxe('[2,3]'); |
327 | print "not " unless \$z == Math::Complex->emake(2,3); |
328 | print "ok $test\n"; |
329 | EOS |
330 | |
331 | $test++; |
332 | push @script, <<EOS; |
333 | print "# remake [2]\n"; |
334 | my \$z = Math::Complex->emake('[2]'); |
335 | print "not " unless \$z == cplxe(2); |
336 | print "ok $test\n"; |
337 | EOS |
338 | } |
339 | |
340 | test_remake(); |
341 | |
89d0527d |
342 | print "1..$test\n"; |
fe82cf6e |
343 | eval join '', @script; |
89d0527d |
344 | die $@ if $@; |
345 | |
0e505df1 |
346 | sub abop { |
347 | my ($op) = @_; |
348 | |
349 | push(@script, qq(print "# $op=\n";)); |
350 | } |
351 | |
89d0527d |
352 | sub test { |
353 | my ($op, $z, @args) = @_; |
0e505df1 |
354 | my ($baop) = 0; |
89d0527d |
355 | $test++; |
356 | my $i; |
0e505df1 |
357 | $baop = 1 if ($op =~ s/;=$//); |
89d0527d |
358 | for ($i = 0; $i < @args; $i++) { |
359 | $val = value($args[$i]); |
fe82cf6e |
360 | push @script, "\$z$i = $val;\n"; |
89d0527d |
361 | } |
362 | if (defined $z) { |
363 | $args = "'$op'"; # Really the value |
0c721ce2 |
364 | $try = "abs(\$z0 - \$z1) <= $eps ? \$z1 : \$z0"; |
fe82cf6e |
365 | push @script, "\$res = $try; "; |
366 | push @script, "check($test, $args[0], \$res, \$z$#args, $args);\n"; |
89d0527d |
367 | } else { |
368 | my ($try, $args); |
369 | if (@args == 2) { |
370 | $try = "$op \$z0"; |
371 | $args = "'$args[0]'"; |
372 | } else { |
373 | $try = ($op =~ /^\w/) ? "$op(\$z0, \$z1)" : "\$z0 $op \$z1"; |
374 | $args = "'$args[0]', '$args[1]'"; |
375 | } |
fe82cf6e |
376 | push @script, "\$res = $try; "; |
377 | push @script, "check($test, '$try', \$res, \$z$#args, $args);\n"; |
0e505df1 |
378 | if (@args > 2 and $baop) { # binary assignment ops |
379 | $test++; |
380 | # check the op= works |
381 | push @script, <<EOB; |
382 | { |
fb73857a |
383 | my \$za = cplx(ref \$z0 ? \@{\$z0->cartesian} : (\$z0, 0)); |
0e505df1 |
384 | |
385 | my (\$z1r, \$z1i) = ref \$z1 ? \@{\$z1->cartesian} : (\$z1, 0); |
386 | |
fb73857a |
387 | my \$zb = cplx(\$z1r, \$z1i); |
0e505df1 |
388 | |
389 | \$za $op= \$zb; |
390 | my (\$zbr, \$zbi) = \@{\$zb->cartesian}; |
391 | |
392 | check($test, '\$z0 $op= \$z1', \$za, \$z$#args, $args); |
393 | EOB |
394 | $test++; |
395 | # check that the rhs has not changed |
396 | push @script, qq(print "not " unless (\$zbr == \$z1r and \$zbi == \$z1i);); |
b42d0ec9 |
397 | push @script, qq(print "ok $test\\n";\n); |
0e505df1 |
398 | push @script, "}\n"; |
399 | } |
89d0527d |
400 | } |
401 | } |
402 | |
403 | sub set { |
404 | my ($set, $setref, $valref) = @_; |
405 | @{$setref} = (); |
406 | @{$valref} = (); |
407 | my @set = split(/;\s*/, $set); |
408 | my @res; |
409 | my $i; |
410 | for ($i = 0; $i < @set; $i++) { |
411 | push(@{$valref}, $set[$i]); |
412 | my $val = value($set[$i]); |
fe82cf6e |
413 | push @script, "\$s$i = $val;\n"; |
414 | push @{$setref}, "\$s$i"; |
89d0527d |
415 | } |
416 | } |
417 | |
418 | sub value { |
419 | local ($_) = @_; |
420 | if (/^\s*\((.*),(.*)\)/) { |
421 | return "cplx($1,$2)"; |
422 | } |
b42d0ec9 |
423 | elsif (/^\s*([\-\+]?(?:\d+(\.\d+)?|\.\d+)(?:[e[\-\+]\d+])?)/) { |
424 | return "cplx($1,0)"; |
425 | } |
89d0527d |
426 | elsif (/^\s*\[(.*),(.*)\]/) { |
427 | return "cplxe($1,$2)"; |
428 | } |
429 | elsif (/^\s*'(.*)'/) { |
430 | my $ex = $1; |
431 | $ex =~ s/\bz\b/$target/g; |
432 | $ex =~ s/\br\b/abs($target)/g; |
433 | $ex =~ s/\bt\b/arg($target)/g; |
434 | $ex =~ s/\ba\b/Re($target)/g; |
435 | $ex =~ s/\bb\b/Im($target)/g; |
436 | return $ex; |
437 | } |
438 | elsif (/^\s*"(.*)"/) { |
439 | return "\"$1\""; |
440 | } |
441 | return $_; |
442 | } |
443 | |
444 | sub check { |
445 | my ($test, $try, $got, $expected, @z) = @_; |
0c721ce2 |
446 | |
16357284 |
447 | print "# @_\n"; |
0c721ce2 |
448 | |
449 | if ("$got" eq "$expected" |
450 | || |
451 | ($expected =~ /^-?\d/ && $got == $expected) |
452 | || |
453 | (abs($got - $expected) < $eps) |
454 | ) { |
89d0527d |
455 | print "ok $test\n"; |
456 | } else { |
457 | print "not ok $test\n"; |
458 | my $args = (@z == 1) ? "z = $z[0]" : "z0 = $z[0], z1 = $z[1]"; |
459 | print "# '$try' expected: '$expected' got: '$got' for $args\n"; |
460 | } |
461 | } |
fb73857a |
462 | |
463 | sub addsq { |
464 | my ($z1, $z2) = @_; |
465 | return ($z1 + i*$z2) * ($z1 - i*$z2); |
466 | } |
467 | |
468 | sub subsq { |
469 | my ($z1, $z2) = @_; |
470 | return ($z1 + $z2) * ($z1 - $z2); |
471 | } |
472 | |
89d0527d |
473 | __END__ |
0e505df1 |
474 | &+;= |
89d0527d |
475 | (3,4):(3,4):(6,8) |
476 | (-3,4):(3,-4):(0,0) |
477 | (3,4):-3:(0,4) |
478 | 1:(4,2):(5,2) |
479 | [2,0]:[2,pi]:(0,0) |
480 | |
481 | &++ |
482 | (2,1):(3,1) |
483 | |
0e505df1 |
484 | &-;= |
89d0527d |
485 | (2,3):(-2,-3) |
486 | [2,pi/2]:[2,-(pi)/2] |
487 | 2:[2,0]:(0,0) |
488 | [3,0]:2:(1,0) |
489 | 3:(4,5):(-1,-5) |
490 | (4,5):3:(1,5) |
0e505df1 |
491 | (2,1):(3,5):(-1,-4) |
89d0527d |
492 | |
493 | &-- |
494 | (1,2):(0,2) |
495 | [2,pi]:[3,pi] |
496 | |
0e505df1 |
497 | &*;= |
89d0527d |
498 | (0,1):(0,1):(-1,0) |
499 | (4,5):(1,0):(4,5) |
500 | [2,2*pi/3]:(1,0):[2,2*pi/3] |
501 | 2:(0,1):(0,2) |
502 | (0,1):3:(0,3) |
503 | (0,1):(4,1):(-1,4) |
504 | (2,1):(4,-1):(9,2) |
505 | |
0e505df1 |
506 | &/;= |
89d0527d |
507 | (3,4):(3,4):(1,0) |
508 | (4,-5):1:(4,-5) |
509 | 1:(0,1):(0,-1) |
510 | (0,6):(0,2):(3,0) |
511 | (9,2):(4,-1):(2,1) |
512 | [4,pi]:[2,pi/2]:[2,pi/2] |
513 | [2,pi/2]:[4,pi]:[0.5,-(pi)/2] |
514 | |
0e505df1 |
515 | &**;= |
516 | (2,0):(3,0):(8,0) |
517 | (3,0):(2,0):(9,0) |
518 | (2,3):(4,0):(-119,-120) |
ace5de91 |
519 | (0,0):(1,0):(0,0) |
520 | (0,0):(2,3):(0,0) |
521 | (1,0):(0,0):(1,0) |
522 | (1,0):(1,0):(1,0) |
523 | (1,0):(2,3):(1,0) |
524 | (2,3):(0,0):(1,0) |
525 | (2,3):(1,0):(2,3) |
2820d885 |
526 | (0,0):(0,0):(1,0) |
0e505df1 |
527 | |
0c721ce2 |
528 | &Re |
529 | (3,4):3 |
530 | (-3,4):-3 |
531 | [1,pi/2]:0 |
532 | |
533 | &Im |
534 | (3,4):4 |
535 | (3,-4):-4 |
536 | [1,pi/2]:1 |
537 | |
89d0527d |
538 | &abs |
539 | (3,4):5 |
540 | (-3,4):5 |
541 | |
0c721ce2 |
542 | &arg |
543 | [2,0]:0 |
544 | [-2,0]:pi |
545 | |
89d0527d |
546 | &~ |
547 | (4,5):(4,-5) |
548 | (-3,4):(-3,-4) |
549 | [2,pi/2]:[2,-(pi)/2] |
550 | |
551 | &< |
552 | (3,4):(1,2):0 |
553 | (3,4):(3,2):0 |
554 | (3,4):(3,8):1 |
555 | (4,4):(5,129):1 |
556 | |
557 | &== |
558 | (3,4):(4,5):0 |
559 | (3,4):(3,5):0 |
560 | (3,4):(2,4):0 |
561 | (3,4):(3,4):1 |
562 | |
563 | &sqrt |
0c721ce2 |
564 | -9:(0,3) |
89d0527d |
565 | (-100,0):(0,10) |
566 | (16,-30):(5,-3) |
567 | |
568 | &stringify_cartesian |
569 | (-100,0):"-100" |
570 | (0,1):"i" |
571 | (4,-3):"4-3i" |
572 | (4,0):"4" |
573 | (-4,0):"-4" |
574 | (-2,4):"-2+4i" |
575 | (-2,-1):"-2-i" |
576 | |
577 | &stringify_polar |
578 | [-1, 0]:"[1,pi]" |
579 | [1, pi/3]:"[1,pi/3]" |
580 | [6, -2*pi/3]:"[6,-2pi/3]" |
581 | [0.5, -9*pi/11]:"[0.5,-9pi/11]" |
582 | |
583 | { (4,3); [3,2]; (-3,4); (0,2); [2,1] } |
584 | |
585 | |'z + ~z':'2*Re(z)' |
586 | |'z - ~z':'2*i*Im(z)' |
587 | |'z * ~z':'abs(z) * abs(z)' |
588 | |
8c03c583 |
589 | { (0.5, 0); (-0.5, 0); (2,3); [3,2]; (-3,2); (0,2); 3; 1.2; (-3, 0); (-2, -1); [2,1] } |
89d0527d |
590 | |
0c721ce2 |
591 | |'(root(z, 4))[1] ** 4':'z' |
592 | |'(root(z, 5))[3] ** 5':'z' |
593 | |'(root(z, 8))[7] ** 8':'z' |
89d0527d |
594 | |'abs(z)':'r' |
0c721ce2 |
595 | |'acot(z)':'acotan(z)' |
596 | |'acsc(z)':'acosec(z)' |
fb73857a |
597 | |'acsc(z)':'asin(1 / z)' |
598 | |'asec(z)':'acos(1 / z)' |
89d0527d |
599 | |'cbrt(z)':'cbrt(r) * exp(i * t/3)' |
89d0527d |
600 | |'cos(acos(z))':'z' |
fb73857a |
601 | |'addsq(cos(z), sin(z))':1 |
89d0527d |
602 | |'cos(z)':'cosh(i*z)' |
fb73857a |
603 | |'subsq(cosh(z), sinh(z))':1 |
0c721ce2 |
604 | |'cot(acot(z))':'z' |
605 | |'cot(z)':'1 / tan(z)' |
606 | |'cot(z)':'cotan(z)' |
607 | |'csc(acsc(z))':'z' |
608 | |'csc(z)':'1 / sin(z)' |
609 | |'csc(z)':'cosec(z)' |
89d0527d |
610 | |'exp(log(z))':'z' |
0c721ce2 |
611 | |'exp(z)':'exp(a) * exp(i * b)' |
612 | |'ln(z)':'log(z)' |
613 | |'log(exp(z))':'z' |
614 | |'log(z)':'log(r) + i*t' |
89d0527d |
615 | |'log10(z)':'log(z) / log(10)' |
89d0527d |
616 | |'logn(z, 2)':'log(z) / log(2)' |
0c721ce2 |
617 | |'logn(z, 3)':'log(z) / log(3)' |
618 | |'sec(asec(z))':'z' |
619 | |'sec(z)':'1 / cos(z)' |
620 | |'sin(asin(z))':'z' |
621 | |'sin(i * z)':'i * sinh(z)' |
622 | |'sqrt(z) * sqrt(z)':'z' |
623 | |'sqrt(z)':'sqrt(r) * exp(i * t/2)' |
624 | |'tan(atan(z))':'z' |
625 | |'z**z':'exp(z * log(z))' |
89d0527d |
626 | |
0c721ce2 |
627 | { (1,1); [1,0.5]; (-2, -1); 2; -3; (-1,0.5); (0,0.5); 0.5; (2, 0); (-1, -2) } |
89d0527d |
628 | |
89d0527d |
629 | |'cosh(acosh(z))':'z' |
0c721ce2 |
630 | |'coth(acoth(z))':'z' |
631 | |'coth(z)':'1 / tanh(z)' |
632 | |'coth(z)':'cotanh(z)' |
633 | |'csch(acsch(z))':'z' |
634 | |'csch(z)':'1 / sinh(z)' |
635 | |'csch(z)':'cosech(z)' |
636 | |'sech(asech(z))':'z' |
637 | |'sech(z)':'1 / cosh(z)' |
638 | |'sinh(asinh(z))':'z' |
89d0527d |
639 | |'tanh(atanh(z))':'z' |
89d0527d |
640 | |
0c721ce2 |
641 | { (0.2,-0.4); [1,0.5]; -1.2; (-1,0.5); 0.5; (1.1, 0) } |
89d0527d |
642 | |
89d0527d |
643 | |'acos(cos(z)) ** 2':'z * z' |
89d0527d |
644 | |'acosh(cosh(z)) ** 2':'z * z' |
0c721ce2 |
645 | |'acoth(z)':'acotanh(z)' |
646 | |'acoth(z)':'atanh(1 / z)' |
647 | |'acsch(z)':'acosech(z)' |
648 | |'acsch(z)':'asinh(1 / z)' |
649 | |'asech(z)':'acosh(1 / z)' |
650 | |'asin(sin(z))':'z' |
651 | |'asinh(sinh(z))':'z' |
652 | |'atan(tan(z))':'z' |
89d0527d |
653 | |'atanh(tanh(z))':'z' |
654 | |
fb73857a |
655 | &log |
656 | (-2.0,0):( 0.69314718055995, 3.14159265358979) |
657 | (-1.0,0):( 0 , 3.14159265358979) |
658 | (-0.5,0):( -0.69314718055995, 3.14159265358979) |
659 | ( 0.5,0):( -0.69314718055995, 0 ) |
660 | ( 1.0,0):( 0 , 0 ) |
661 | ( 2.0,0):( 0.69314718055995, 0 ) |
662 | |
663 | &log |
664 | ( 2, 3):( 1.28247467873077, 0.98279372324733) |
665 | (-2, 3):( 1.28247467873077, 2.15879893034246) |
666 | (-2,-3):( 1.28247467873077, -2.15879893034246) |
667 | ( 2,-3):( 1.28247467873077, -0.98279372324733) |
668 | |
0c721ce2 |
669 | &sin |
8c03c583 |
670 | (-2.0,0):( -0.90929742682568, 0 ) |
671 | (-1.0,0):( -0.84147098480790, 0 ) |
672 | (-0.5,0):( -0.47942553860420, 0 ) |
673 | ( 0.0,0):( 0 , 0 ) |
674 | ( 0.5,0):( 0.47942553860420, 0 ) |
675 | ( 1.0,0):( 0.84147098480790, 0 ) |
676 | ( 2.0,0):( 0.90929742682568, 0 ) |
677 | |
678 | &sin |
0c721ce2 |
679 | ( 2, 3):( 9.15449914691143, -4.16890695996656) |
680 | (-2, 3):( -9.15449914691143, -4.16890695996656) |
681 | (-2,-3):( -9.15449914691143, 4.16890695996656) |
682 | ( 2,-3):( 9.15449914691143, 4.16890695996656) |
683 | |
684 | &cos |
8c03c583 |
685 | (-2.0,0):( -0.41614683654714, 0 ) |
686 | (-1.0,0):( 0.54030230586814, 0 ) |
687 | (-0.5,0):( 0.87758256189037, 0 ) |
688 | ( 0.0,0):( 1 , 0 ) |
689 | ( 0.5,0):( 0.87758256189037, 0 ) |
690 | ( 1.0,0):( 0.54030230586814, 0 ) |
691 | ( 2.0,0):( -0.41614683654714, 0 ) |
692 | |
693 | &cos |
0c721ce2 |
694 | ( 2, 3):( -4.18962569096881, -9.10922789375534) |
695 | (-2, 3):( -4.18962569096881, 9.10922789375534) |
696 | (-2,-3):( -4.18962569096881, -9.10922789375534) |
697 | ( 2,-3):( -4.18962569096881, 9.10922789375534) |
698 | |
699 | &tan |
8c03c583 |
700 | (-2.0,0):( 2.18503986326152, 0 ) |
701 | (-1.0,0):( -1.55740772465490, 0 ) |
702 | (-0.5,0):( -0.54630248984379, 0 ) |
703 | ( 0.0,0):( 0 , 0 ) |
704 | ( 0.5,0):( 0.54630248984379, 0 ) |
705 | ( 1.0,0):( 1.55740772465490, 0 ) |
706 | ( 2.0,0):( -2.18503986326152, 0 ) |
707 | |
708 | &tan |
0c721ce2 |
709 | ( 2, 3):( -0.00376402564150, 1.00323862735361) |
710 | (-2, 3):( 0.00376402564150, 1.00323862735361) |
711 | (-2,-3):( 0.00376402564150, -1.00323862735361) |
712 | ( 2,-3):( -0.00376402564150, -1.00323862735361) |
713 | |
714 | &sec |
8c03c583 |
715 | (-2.0,0):( -2.40299796172238, 0 ) |
716 | (-1.0,0):( 1.85081571768093, 0 ) |
717 | (-0.5,0):( 1.13949392732455, 0 ) |
718 | ( 0.0,0):( 1 , 0 ) |
719 | ( 0.5,0):( 1.13949392732455, 0 ) |
720 | ( 1.0,0):( 1.85081571768093, 0 ) |
721 | ( 2.0,0):( -2.40299796172238, 0 ) |
722 | |
723 | &sec |
0c721ce2 |
724 | ( 2, 3):( -0.04167496441114, 0.09061113719624) |
725 | (-2, 3):( -0.04167496441114, -0.09061113719624) |
726 | (-2,-3):( -0.04167496441114, 0.09061113719624) |
727 | ( 2,-3):( -0.04167496441114, -0.09061113719624) |
728 | |
729 | &csc |
8c03c583 |
730 | (-2.0,0):( -1.09975017029462, 0 ) |
731 | (-1.0,0):( -1.18839510577812, 0 ) |
732 | (-0.5,0):( -2.08582964293349, 0 ) |
733 | ( 0.5,0):( 2.08582964293349, 0 ) |
734 | ( 1.0,0):( 1.18839510577812, 0 ) |
735 | ( 2.0,0):( 1.09975017029462, 0 ) |
736 | |
737 | &csc |
0c721ce2 |
738 | ( 2, 3):( 0.09047320975321, 0.04120098628857) |
739 | (-2, 3):( -0.09047320975321, 0.04120098628857) |
740 | (-2,-3):( -0.09047320975321, -0.04120098628857) |
741 | ( 2,-3):( 0.09047320975321, -0.04120098628857) |
742 | |
743 | &cot |
8c03c583 |
744 | (-2.0,0):( 0.45765755436029, 0 ) |
745 | (-1.0,0):( -0.64209261593433, 0 ) |
746 | (-0.5,0):( -1.83048772171245, 0 ) |
747 | ( 0.5,0):( 1.83048772171245, 0 ) |
748 | ( 1.0,0):( 0.64209261593433, 0 ) |
749 | ( 2.0,0):( -0.45765755436029, 0 ) |
750 | |
751 | &cot |
0c721ce2 |
752 | ( 2, 3):( -0.00373971037634, -0.99675779656936) |
753 | (-2, 3):( 0.00373971037634, -0.99675779656936) |
754 | (-2,-3):( 0.00373971037634, 0.99675779656936) |
755 | ( 2,-3):( -0.00373971037634, 0.99675779656936) |
756 | |
757 | &asin |
8c03c583 |
758 | (-2.0,0):( -1.57079632679490, 1.31695789692482) |
759 | (-1.0,0):( -1.57079632679490, 0 ) |
760 | (-0.5,0):( -0.52359877559830, 0 ) |
761 | ( 0.0,0):( 0 , 0 ) |
762 | ( 0.5,0):( 0.52359877559830, 0 ) |
763 | ( 1.0,0):( 1.57079632679490, 0 ) |
764 | ( 2.0,0):( 1.57079632679490, -1.31695789692482) |
765 | |
766 | &asin |
0c721ce2 |
767 | ( 2, 3):( 0.57065278432110, 1.98338702991654) |
768 | (-2, 3):( -0.57065278432110, 1.98338702991654) |
769 | (-2,-3):( -0.57065278432110, -1.98338702991654) |
770 | ( 2,-3):( 0.57065278432110, -1.98338702991654) |
771 | |
772 | &acos |
8c03c583 |
773 | (-2.0,0):( 3.14159265358979, -1.31695789692482) |
774 | (-1.0,0):( 3.14159265358979, 0 ) |
775 | (-0.5,0):( 2.09439510239320, 0 ) |
776 | ( 0.0,0):( 1.57079632679490, 0 ) |
777 | ( 0.5,0):( 1.04719755119660, 0 ) |
778 | ( 1.0,0):( 0 , 0 ) |
779 | ( 2.0,0):( 0 , 1.31695789692482) |
780 | |
781 | &acos |
0c721ce2 |
782 | ( 2, 3):( 1.00014354247380, -1.98338702991654) |
783 | (-2, 3):( 2.14144911111600, -1.98338702991654) |
784 | (-2,-3):( 2.14144911111600, 1.98338702991654) |
785 | ( 2,-3):( 1.00014354247380, 1.98338702991654) |
786 | |
787 | &atan |
8c03c583 |
788 | (-2.0,0):( -1.10714871779409, 0 ) |
789 | (-1.0,0):( -0.78539816339745, 0 ) |
790 | (-0.5,0):( -0.46364760900081, 0 ) |
791 | ( 0.0,0):( 0 , 0 ) |
792 | ( 0.5,0):( 0.46364760900081, 0 ) |
793 | ( 1.0,0):( 0.78539816339745, 0 ) |
794 | ( 2.0,0):( 1.10714871779409, 0 ) |
795 | |
796 | &atan |
0c721ce2 |
797 | ( 2, 3):( 1.40992104959658, 0.22907268296854) |
798 | (-2, 3):( -1.40992104959658, 0.22907268296854) |
799 | (-2,-3):( -1.40992104959658, -0.22907268296854) |
800 | ( 2,-3):( 1.40992104959658, -0.22907268296854) |
801 | |
802 | &asec |
8c03c583 |
803 | (-2.0,0):( 2.09439510239320, 0 ) |
804 | (-1.0,0):( 3.14159265358979, 0 ) |
805 | (-0.5,0):( 3.14159265358979, -1.31695789692482) |
806 | ( 0.5,0):( 0 , 1.31695789692482) |
807 | ( 1.0,0):( 0 , 0 ) |
808 | ( 2.0,0):( 1.04719755119660, 0 ) |
809 | |
810 | &asec |
0c721ce2 |
811 | ( 2, 3):( 1.42041072246703, 0.23133469857397) |
812 | (-2, 3):( 1.72118193112276, 0.23133469857397) |
813 | (-2,-3):( 1.72118193112276, -0.23133469857397) |
814 | ( 2,-3):( 1.42041072246703, -0.23133469857397) |
815 | |
816 | &acsc |
8c03c583 |
817 | (-2.0,0):( -0.52359877559830, 0 ) |
818 | (-1.0,0):( -1.57079632679490, 0 ) |
819 | (-0.5,0):( -1.57079632679490, 1.31695789692482) |
820 | ( 0.5,0):( 1.57079632679490, -1.31695789692482) |
821 | ( 1.0,0):( 1.57079632679490, 0 ) |
822 | ( 2.0,0):( 0.52359877559830, 0 ) |
823 | |
824 | &acsc |
0c721ce2 |
825 | ( 2, 3):( 0.15038560432786, -0.23133469857397) |
826 | (-2, 3):( -0.15038560432786, -0.23133469857397) |
827 | (-2,-3):( -0.15038560432786, 0.23133469857397) |
828 | ( 2,-3):( 0.15038560432786, 0.23133469857397) |
829 | |
830 | &acot |
8c03c583 |
831 | (-2.0,0):( -0.46364760900081, 0 ) |
832 | (-1.0,0):( -0.78539816339745, 0 ) |
833 | (-0.5,0):( -1.10714871779409, 0 ) |
834 | ( 0.5,0):( 1.10714871779409, 0 ) |
835 | ( 1.0,0):( 0.78539816339745, 0 ) |
836 | ( 2.0,0):( 0.46364760900081, 0 ) |
837 | |
838 | &acot |
0c721ce2 |
839 | ( 2, 3):( 0.16087527719832, -0.22907268296854) |
840 | (-2, 3):( -0.16087527719832, -0.22907268296854) |
841 | (-2,-3):( -0.16087527719832, 0.22907268296854) |
842 | ( 2,-3):( 0.16087527719832, 0.22907268296854) |
843 | |
844 | &sinh |
8c03c583 |
845 | (-2.0,0):( -3.62686040784702, 0 ) |
846 | (-1.0,0):( -1.17520119364380, 0 ) |
847 | (-0.5,0):( -0.52109530549375, 0 ) |
848 | ( 0.0,0):( 0 , 0 ) |
849 | ( 0.5,0):( 0.52109530549375, 0 ) |
850 | ( 1.0,0):( 1.17520119364380, 0 ) |
851 | ( 2.0,0):( 3.62686040784702, 0 ) |
852 | |
853 | &sinh |
0c721ce2 |
854 | ( 2, 3):( -3.59056458998578, 0.53092108624852) |
855 | (-2, 3):( 3.59056458998578, 0.53092108624852) |
856 | (-2,-3):( 3.59056458998578, -0.53092108624852) |
857 | ( 2,-3):( -3.59056458998578, -0.53092108624852) |
858 | |
859 | &cosh |
8c03c583 |
860 | (-2.0,0):( 3.76219569108363, 0 ) |
861 | (-1.0,0):( 1.54308063481524, 0 ) |
862 | (-0.5,0):( 1.12762596520638, 0 ) |
863 | ( 0.0,0):( 1 , 0 ) |
864 | ( 0.5,0):( 1.12762596520638, 0 ) |
865 | ( 1.0,0):( 1.54308063481524, 0 ) |
866 | ( 2.0,0):( 3.76219569108363, 0 ) |
867 | |
868 | &cosh |
0c721ce2 |
869 | ( 2, 3):( -3.72454550491532, 0.51182256998738) |
870 | (-2, 3):( -3.72454550491532, -0.51182256998738) |
871 | (-2,-3):( -3.72454550491532, 0.51182256998738) |
872 | ( 2,-3):( -3.72454550491532, -0.51182256998738) |
873 | |
874 | &tanh |
8c03c583 |
875 | (-2.0,0):( -0.96402758007582, 0 ) |
876 | (-1.0,0):( -0.76159415595576, 0 ) |
877 | (-0.5,0):( -0.46211715726001, 0 ) |
878 | ( 0.0,0):( 0 , 0 ) |
879 | ( 0.5,0):( 0.46211715726001, 0 ) |
880 | ( 1.0,0):( 0.76159415595576, 0 ) |
881 | ( 2.0,0):( 0.96402758007582, 0 ) |
882 | |
883 | &tanh |
0c721ce2 |
884 | ( 2, 3):( 0.96538587902213, -0.00988437503832) |
885 | (-2, 3):( -0.96538587902213, -0.00988437503832) |
886 | (-2,-3):( -0.96538587902213, 0.00988437503832) |
887 | ( 2,-3):( 0.96538587902213, 0.00988437503832) |
888 | |
889 | &sech |
8c03c583 |
890 | (-2.0,0):( 0.26580222883408, 0 ) |
891 | (-1.0,0):( 0.64805427366389, 0 ) |
892 | (-0.5,0):( 0.88681888397007, 0 ) |
893 | ( 0.0,0):( 1 , 0 ) |
894 | ( 0.5,0):( 0.88681888397007, 0 ) |
895 | ( 1.0,0):( 0.64805427366389, 0 ) |
896 | ( 2.0,0):( 0.26580222883408, 0 ) |
897 | |
898 | &sech |
0c721ce2 |
899 | ( 2, 3):( -0.26351297515839, -0.03621163655877) |
900 | (-2, 3):( -0.26351297515839, 0.03621163655877) |
901 | (-2,-3):( -0.26351297515839, -0.03621163655877) |
902 | ( 2,-3):( -0.26351297515839, 0.03621163655877) |
903 | |
904 | &csch |
8c03c583 |
905 | (-2.0,0):( -0.27572056477178, 0 ) |
906 | (-1.0,0):( -0.85091812823932, 0 ) |
907 | (-0.5,0):( -1.91903475133494, 0 ) |
908 | ( 0.5,0):( 1.91903475133494, 0 ) |
909 | ( 1.0,0):( 0.85091812823932, 0 ) |
910 | ( 2.0,0):( 0.27572056477178, 0 ) |
911 | |
912 | &csch |
0c721ce2 |
913 | ( 2, 3):( -0.27254866146294, -0.04030057885689) |
914 | (-2, 3):( 0.27254866146294, -0.04030057885689) |
915 | (-2,-3):( 0.27254866146294, 0.04030057885689) |
916 | ( 2,-3):( -0.27254866146294, 0.04030057885689) |
917 | |
918 | &coth |
8c03c583 |
919 | (-2.0,0):( -1.03731472072755, 0 ) |
920 | (-1.0,0):( -1.31303528549933, 0 ) |
921 | (-0.5,0):( -2.16395341373865, 0 ) |
922 | ( 0.5,0):( 2.16395341373865, 0 ) |
923 | ( 1.0,0):( 1.31303528549933, 0 ) |
924 | ( 2.0,0):( 1.03731472072755, 0 ) |
925 | |
926 | &coth |
0c721ce2 |
927 | ( 2, 3):( 1.03574663776500, 0.01060478347034) |
928 | (-2, 3):( -1.03574663776500, 0.01060478347034) |
929 | (-2,-3):( -1.03574663776500, -0.01060478347034) |
930 | ( 2,-3):( 1.03574663776500, -0.01060478347034) |
931 | |
932 | &asinh |
8c03c583 |
933 | (-2.0,0):( -1.44363547517881, 0 ) |
934 | (-1.0,0):( -0.88137358701954, 0 ) |
935 | (-0.5,0):( -0.48121182505960, 0 ) |
936 | ( 0.0,0):( 0 , 0 ) |
937 | ( 0.5,0):( 0.48121182505960, 0 ) |
938 | ( 1.0,0):( 0.88137358701954, 0 ) |
939 | ( 2.0,0):( 1.44363547517881, 0 ) |
940 | |
941 | &asinh |
0c721ce2 |
942 | ( 2, 3):( 1.96863792579310, 0.96465850440760) |
943 | (-2, 3):( -1.96863792579310, 0.96465850440761) |
944 | (-2,-3):( -1.96863792579310, -0.96465850440761) |
945 | ( 2,-3):( 1.96863792579310, -0.96465850440760) |
946 | |
947 | &acosh |
9bc5fa8d |
948 | (-2.0,0):( 1.31695789692482, 3.14159265358979) |
8c03c583 |
949 | (-1.0,0):( 0, 3.14159265358979) |
950 | (-0.5,0):( 0, 2.09439510239320) |
951 | ( 0.0,0):( 0, 1.57079632679490) |
952 | ( 0.5,0):( 0, 1.04719755119660) |
953 | ( 1.0,0):( 0 , 0 ) |
954 | ( 2.0,0):( 1.31695789692482, 0 ) |
955 | |
956 | &acosh |
0c721ce2 |
957 | ( 2, 3):( 1.98338702991654, 1.00014354247380) |
9bc5fa8d |
958 | (-2, 3):( 1.98338702991653, 2.14144911111600) |
959 | (-2,-3):( 1.98338702991653, -2.14144911111600) |
0c721ce2 |
960 | ( 2,-3):( 1.98338702991654, -1.00014354247380) |
961 | |
962 | &atanh |
8c03c583 |
963 | (-2.0,0):( -0.54930614433405, 1.57079632679490) |
964 | (-0.5,0):( -0.54930614433405, 0 ) |
965 | ( 0.0,0):( 0 , 0 ) |
966 | ( 0.5,0):( 0.54930614433405, 0 ) |
967 | ( 2.0,0):( 0.54930614433405, 1.57079632679490) |
968 | |
969 | &atanh |
0c721ce2 |
970 | ( 2, 3):( 0.14694666622553, 1.33897252229449) |
971 | (-2, 3):( -0.14694666622553, 1.33897252229449) |
972 | (-2,-3):( -0.14694666622553, -1.33897252229449) |
973 | ( 2,-3):( 0.14694666622553, -1.33897252229449) |
974 | |
975 | &asech |
8c03c583 |
976 | (-2.0,0):( 0 , 2.09439510239320) |
977 | (-1.0,0):( 0 , 3.14159265358979) |
9bc5fa8d |
978 | (-0.5,0):( 1.31695789692482, 3.14159265358979) |
8c03c583 |
979 | ( 0.5,0):( 1.31695789692482, 0 ) |
980 | ( 1.0,0):( 0 , 0 ) |
981 | ( 2.0,0):( 0 , 1.04719755119660) |
982 | |
983 | &asech |
0c721ce2 |
984 | ( 2, 3):( 0.23133469857397, -1.42041072246703) |
9bc5fa8d |
985 | (-2, 3):( 0.23133469857397, -1.72118193112276) |
986 | (-2,-3):( 0.23133469857397, 1.72118193112276) |
0c721ce2 |
987 | ( 2,-3):( 0.23133469857397, 1.42041072246703) |
988 | |
989 | &acsch |
8c03c583 |
990 | (-2.0,0):( -0.48121182505960, 0 ) |
991 | (-1.0,0):( -0.88137358701954, 0 ) |
992 | (-0.5,0):( -1.44363547517881, 0 ) |
993 | ( 0.5,0):( 1.44363547517881, 0 ) |
994 | ( 1.0,0):( 0.88137358701954, 0 ) |
995 | ( 2.0,0):( 0.48121182505960, 0 ) |
996 | |
997 | &acsch |
0c721ce2 |
998 | ( 2, 3):( 0.15735549884499, -0.22996290237721) |
999 | (-2, 3):( -0.15735549884499, -0.22996290237721) |
1000 | (-2,-3):( -0.15735549884499, 0.22996290237721) |
1001 | ( 2,-3):( 0.15735549884499, 0.22996290237721) |
1002 | |
1003 | &acoth |
8c03c583 |
1004 | (-2.0,0):( -0.54930614433405, 0 ) |
1005 | (-0.5,0):( -0.54930614433405, 1.57079632679490) |
1006 | ( 0.5,0):( 0.54930614433405, 1.57079632679490) |
1007 | ( 2.0,0):( 0.54930614433405, 0 ) |
1008 | |
1009 | &acoth |
0c721ce2 |
1010 | ( 2, 3):( 0.14694666622553, -0.23182380450040) |
1011 | (-2, 3):( -0.14694666622553, -0.23182380450040) |
1012 | (-2,-3):( -0.14694666622553, 0.23182380450040) |
1013 | ( 2,-3):( 0.14694666622553, 0.23182380450040) |
1014 | |
1015 | # eof |