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* use num#i.tadf2009-08-161-4/+4
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24564 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (log2, cbrt): added. [experimental]tadf2009-06-291-2/+22
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23900 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* reverted.tadf2009-06-291-23/+2
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23899 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * complex.c (nucomp_expt): do not use rb_fexpt.tadf2009-06-291-2/+23
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23898 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (sqrt): fixed an issue [ruby-list:45852]tadf2009-06-281-1/+2
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23882 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (exp): omitted redundant function call.tadf2009-06-111-11/+12
| | | | | | | and some adjustments. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23668 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (log10): raised exception when the given number istadf2009-06-091-1/+1
| | | | | | | | a negative real. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23658 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (log): avoided redundant expression.tadf2009-06-071-2/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23644 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* do not pass -infinity.tadf2008-12-111-3/+3
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20647 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (sqrt): should pass nan or infinity to the originaltadf2008-12-111-1/+1
| | | | | | | | method. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20646 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb (log2,cbrt,frexp,ldexp,hypot,erf,erfc,gamma,lgamma):tadf2008-10-181-0/+10
| | | | | | | | should be also privided as module function. [ruby-dev:36787] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * complex.c: an instance method image has been removed andtadf2008-09-201-16/+16
| | | | | | | | | | | | | | | | | | | | | | uses "imag" instead of "image". * complex.c: two instance method re and im are removed. * rational.c: follows the above changes. * include/ruby/ruby.h: ditto. * gc.c: ditto. * lib/cmath.rb: ditto. * lib/mathn.rb: ditto. * lib/complex.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19439 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * numeric.c: provides predicate real? instead of scalar?.tadf2008-09-161-17/+17
| | | | | | | | | | * complex.c: follows the above change. * lib/cmath.c: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19393 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * complex.c (nucomp_div): now behaves as quo.tadf2008-08-221-17/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * complex.c (nucomp_s_generic_p): has been removed. * complex.c (nucomp_to_s): adopts new form. * complex.c (nucomp_inspect): ditto. * complex.c (string_to_c_internal): ditto and supports polar form. * complex.c (rb_complex_polar): new. * rational.c (nurat_to_s): did not canonicalize. * rational.c (nurat_inspect): adopts new form. * rational.c (string_to_r_internal): ditto. * include/ruby/intern.h: added a declaration. * lib/complex.rb: added an obsolate class method. * lib/cmath.rb: use scalar? instead of generic?. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18778 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb: new.tadf2008-04-051-0/+223
* lib/complex.rb: depends lib/cmath.rb. * lib/rational.rb: added rdiv. * complex.c: removed some math functions. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15906 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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