summaryrefslogtreecommitdiff
path: root/math.c
Commit message (Collapse)AuthorAgeFilesLines
* * include/ruby/util.h: removed extra semicolon in definition oftadf2012-11-211-1/+1
| | | | | | | | | | | | macro. * compile.c: ditto. * cont.c: ditto. * math.c: ditto. * node.c: ditto. * parse.y: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37781 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * complex.c: use "__sun" instead of "__sun__" to detect SunOS.akr2011-10-241-1/+1
| | | | | | | | | | | | | | | | * math.c: ditto. * hash.c: ditto. * atomic.h: ditto. * ext/io/wait/wait.c: ditto. [ruby-dev:44693] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33521 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * use RB_TYPE_P which is optimized for constant types, instead ofnobu2011-09-291-1/+1
| | | | | | comparison with TYPE. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33357 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * complex.c (f_signbit): fix compile error in gcc4 on Solaris withngoto2011-08-051-2/+3
| | | | | | | | | CFLAGS="-std=gnu99". [ruby-dev:44355] fix [Bug #5159] * math.c: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* Forward-ports r32777 from branches/ruby_1_9_3 to trunk.yugui2011-07-311-0/+4
| | | | | | | | | | -- * complex.c (f_signbit): gcc4 on Solaris DOES have signbit but does not have it on header. * math.c: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32786 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c: Attach documentation for Math.drbrain2011-06-291-0/+2
| | | | | | | | | | | | | | | | | | | | * object.c: Document NIL, TRUE, FALSE. * io.c: Improve grammar in ARGF comment. Document STDIN/OUT/ERR. Document ARGF global constant. * lib/rake: Hide deprecated toplevel constants from RDoc (import from rake trunk). * lib/thwait.rb: Document ThWait. * lib/mathn.rb: Hide Math redefinition from RDoc * lib/sync.rb: Add a basic comment for Sync_m, Synchronizer_m, Sync, Synchronizer. * parse.y: Document SCRIPT_LINES__. * hash.c: Document ENV class and global constant. * vm.c: Document TOPLEVEL_BINDING. * version.c: Document RUBY_* constants. * ruby.c: Document DATA and ARGV. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32281 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * internal.h: declare internal functions here.akr2011-06-171-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | * node.h: declare NODE dependent internal functions here. * iseq.h: declare rb_iseq_t dependent internal functions here. * vm_core.h: declare rb_thread_t dependent internal functions here. * bignum.c, class.c, compile.c, complex.c, cont.c, dir.c, encoding.c, enumerator.c, error.c, eval.c, file.c, gc.c, hash.c, inits.c, io.c, iseq.c, load.c, marshal.c, math.c, numeric.c, object.c, parse.y, proc.c, process.c, range.c, rational.c, re.c, ruby.c, string.c, thread.c, time.c, transcode.c, variable.c, vm.c, tool/compile_prelude.rb: don't declare internal functions declared in above headers. include above headers if required. Note that rb_thread_mark() was declared as void rb_thread_mark(rb_thread_t *th) in cont.c but defined as void rb_thread_mark(void *ptr) in vm.c. Now it is declared as the later in internal.h. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32156 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_atan2): you should know that M_PI is not the featureusa2010-08-271-0/+3
| | | | | | | | of C90. fixed build failure caused by r29115. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29119 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_atan2): change the behavior when x and y are zero.mrkn2010-08-271-1/+7
| | | | | | | * test/ruby/test_math.rb (test_atan2): add tests for the above changes. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29115 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * array.c: Documentation: change => in call-seq to ->.marcandre2010-05-171-26/+26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Harmonize "#=>" in examples. [ruby-core:30206] * bignum.c: ditto * class.c: ditto * compar.c: ditto * cont.c: ditto * dir.c: ditto * encoding.c: ditto * enum.c: ditto * enumerator.c: ditto * error.c: ditto * eval.c: ditto * file.c: ditto * gc.c: ditto * io.c: ditto * load.c: ditto * marshal.c: ditto * math.c: ditto * numeric.c: ditto * object.c: ditto * pack.c: ditto * proc.c: ditto * process.c: ditto * random.c: ditto * range.c: ditto * re.c: ditto * ruby.c: ditto * signal.c: ditto * sprintf.c: ditto * string.c: ditto * struct.c: ditto * thread.c: ditto * time.c: ditto * transcode.c: ditto * variable.c: ditto * vm_eval.c: ditto * vm_method.c: ditto git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27865 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * error.c: RDoc for subclasses of Exception. [ruby-core:28394]marcandre2010-05-081-0/+16
| | | | | | | | | | | | | | | | | | | | | | * cont.c: ditto * enumerator.c: ditto * io.c: ditto * math.c: ditto * numeric.c: ditto * proc.c: ditto * re.c: ditto * thread.c: ditto * transcode.c: ditto. Thanks to Run Paint for some of the documentation. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c: Math::DomainError < StandardException [ruby-core:29855]marcandre2010-04-301-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27566 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (rb_eMathDomainError): new exception class for representing ↵muraken2010-02-281-71/+46
| | | | | | | | | | mathematical domain error instead of Errno::EDOM. * math.c (domain_check, infinity_check): removed, no longer needed. * math.c (math_atan2, math_acos, math_asin, math_acosh, math_atanh, math_log, math_log2, math_log10, math_sqrt, math_gamma, math_lgamma): mathematical domain errors are checked and raised before calling libm's functions. * test/ruby/test_math.rb: updated for changes of maht.c. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26785 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_atanh): raise ERANGE without calling atanh if absolutemame2010-02-181-0/+7
| | | | | | | | | value is 1 to achieve platform-independent math. [ruby-core:28219] * math.c (math_lgamma): return [Infinity, 1] without calling lgamma_r if argument is infinity or -infinity. [ruby-core:28219] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26707 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_lgamma): initialize sign becauseakr2010-02-061-1/+1
| | | | | | | lgamma(NaN) doesn't set the sign in OpenSolaris. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26608 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (domain_check): ignore errno if y is inf.naruse2010-01-251-1/+4
| | | | | | | | r26335 is because NetBSD 5.0's asin and acos returns 0.0 with errno EDOM. But it breaks Linux whose gamma returns inf with errno ERANGE on. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26397 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (domain_check): check errno first.nobu2010-01-171-4/+4
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26335 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rdoc update.akr2009-12-271-0/+11
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26183 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_gamma): fix incorrect comparison expression.takano322009-11-181-4/+3
| | | | | | | see also [ruby-dev:39709] [Bug #2381] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25836 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rdoc update.akr2009-11-171-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25825 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_atanh): reverted r25279.yugui2009-10-101-0/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25287 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_atanh): Fix bug for Math.atanh(+/-1). It now returns ↵marcandre2009-10-101-1/+0
| | | | | | +-Infinity. [ruby-core:26028] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25279 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* update comment.akr2009-09-051-1/+2
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24756 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_gamma): get rid of direct comparison between toonobu2009-09-021-3/+6
| | | | | | | big double and integer, with gcc on x86_64. [ruby-core:25257] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24738 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (domain_check): simplified.nobu2009-09-021-9/+6
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24737 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_gamma): constified fact_table.nobu2009-09-021-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24736 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* rdoc update.akr2009-05-131-29/+28
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23420 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* update rdoc.akr2009-05-061-0/+22
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23352 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_gamma): use a table for positive small integers.akr2009-05-061-11/+45
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23351 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (Need_Float): call rb_to_float() only when it is reallymatz2009-02-231-1/+1
| | | | | | needed. small performance improvement. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22575 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* stripped trailing spaces.nobu2009-02-221-30/+30
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c: SEGV is caused by implicit rb_to_float declarationtakano322009-01-281-0/+1
| | | | | | | test_complexrational.rb: [BUG] at IA-64 architecture git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21813 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * object.c (rb_to_float): replaced by to_flo definition frommatz2008-12-311-14/+1
| | | | | | | | math.c [ruby-dev:37668] * math.c (Need_Float): use rb_to_float(). git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21214 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (domain_check): should not raise EDOM exception for NaNmatz2008-12-101-32/+43
| | | | | | | value if operand is also NaN. affects acos, asin, acosh, atanh, log, log2, log10, sqrt, gamma, lgamma. [ruby-dev:37357] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20619 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* inserted a newline.tadf2008-10-281-1/+2
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20007 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (rb_math_{atan2,cos,cosh,hypot,log,sin,sinh,sqrt}): added.tadf2008-10-281-9/+40
| | | | | | | | * complex.c: follows the above change. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20005 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_log): should check argc.tadf2008-09-211-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19448 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * include/ruby/ruby.h (DBL2NUM): renamed from DOUBLE2NUM.matz2008-09-051-30/+30
| | | | | | | a patch from Tadashi Saito <shiba at mail2.accsnet.ne.jp> in [ruby-dev:36102]. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19160 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_atanh): raise EDOM on FreeBSD when atanh(1).naruse2008-07-281-3/+23
| | | | | | | | | | | | * math.c (math_log): ditto. * math.c (math_log2): ditto. * math.c (math_log10): ditto. * test/ruby/test_math.rb: test for above. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18252 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* add an example to rdoc of sqrt and cbrt.akr2008-06-151-1/+43
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17163 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * suppress warnings with -Wwrite-string.nobu2008-05-311-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (to_flo): rb_Float() accepts even strings for input.matz2008-05-161-1/+14
| | | | | | | | | | | * complex.c (nucomp_to_f): fix wrong message. * complex.c (nucomp_to_r): ditto. * object.c (rb_Float): do not check NaN for error. NaN is a part of valid float values. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16429 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * complex.c (nucomp_div): [ruby-dev:34357]tadf2008-04-141-1/+1
| | | | | | | | | | | | * complex.c (nucomp_abs): use hypot. * complex.c (nucomp_quo): do not force convertion. * test/ruby/test_complex.rb: omitted some meaningless tests. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16022 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * lib/cmath.rb: new.tadf2008-04-051-8/+8
| | | | | | | | | | | | * 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
* * math.c (math_cbrt): new method Math.cbrt.akr2008-02-091-0/+15
| | | | | | | | | * configure.in (cbrt): check for replacement functions. * missing/cbrt.c: new file. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15416 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_gamma): add error check.akr2008-02-091-2/+10
| | | | | | | (math_lgamma): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15413 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* fix lgamma doc.akr2008-02-071-1/+1
| | | | git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15391 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * math.c (math_gamma): new method Math.gamma.akr2008-02-071-0/+73
| | | | | | | | | | | | | | | | | | | | | | | | (math_lgamma): new method Math.lgamma. * include/ruby/missing.h (tgamma): declared unless HAVE_TGAMMA. (lgamma_r): declared unless HAVE_LGAMMA_R. * configure.in (tgamma): check for replacement funtions. (lgamma_r): ditto. * missing/tgamma.c: new file. based on gamma.c from "C-gengo niyoru saishin algorithm jiten" (New Algorithm handbook in C language) (Gijyutsu hyouron sha, Tokyo, 1991) by Haruhiko Okumura. * missing/lgamma_r.c: ditto. * LEGAL (missing/tgamma.c): describe as public domain. (missing/lgamma_r.c): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15388 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * sprintf.c: fix comment. [ruby-dev:33275]mame2008-01-231-1/+1
| | | | | | | * math.c: fix comment. [ruby-dev:33276] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15191 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* * $Date$ keyword removed to avoid inclusion of locale dependentakr2008-01-061-1/+0
| | | | | | | string. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14912 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
View Lorry Controller Status