diff options
author | tadf <tadf@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-09-16 22:04:19 +0000 |
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committer | tadf <tadf@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-09-16 22:04:19 +0000 |
commit | acde7364f707cc831a79fd7a221635d4ec8648a4 (patch) | |
tree | 79f122b6a5a5182b2d715363c9045f36582e9d42 /lib/cmath.rb | |
parent | d9d3781de0cfac4d0fa5e2dd9c920f7c66a77a3f (diff) | |
download | ruby-acde7364f707cc831a79fd7a221635d4ec8648a4.tar.gz |
* numeric.c: provides predicate real? instead of scalar?.
* 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
Diffstat (limited to 'lib/cmath.rb')
-rw-r--r-- | lib/cmath.rb | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/lib/cmath.rb b/lib/cmath.rb index 55995879e6..795558c59b 100644 --- a/lib/cmath.rb +++ b/lib/cmath.rb @@ -25,7 +25,7 @@ module CMath alias atanh! atanh def exp(z) - if z.scalar? + if z.real? exp!(z) else Complex(exp!(z.real) * cos!(z.image), @@ -35,7 +35,7 @@ module CMath def log(*args) z, b = args - if z.scalar? and z >= 0 and (b.nil? or b >= 0) + if z.real? and z >= 0 and (b.nil? or b >= 0) log!(*args) else r, theta = z.polar @@ -48,7 +48,7 @@ module CMath end def log10(z) - if z.scalar? + if z.real? log10!(z) else log(z) / log!(10) @@ -56,7 +56,7 @@ module CMath end def sqrt(z) - if z.scalar? + if z.real? if z >= 0 sqrt!(z) else @@ -74,7 +74,7 @@ module CMath end def sin(z) - if z.scalar? + if z.real? sin!(z) else Complex(sin!(z.real) * cosh!(z.image), @@ -83,7 +83,7 @@ module CMath end def cos(z) - if z.scalar? + if z.real? cos!(z) else Complex(cos!(z.real) * cosh!(z.image), @@ -92,7 +92,7 @@ module CMath end def tan(z) - if z.scalar? + if z.real? tan!(z) else sin(z)/cos(z) @@ -100,7 +100,7 @@ module CMath end def sinh(z) - if z.scalar? + if z.real? sinh!(z) else Complex(sinh!(z.real) * cos!(z.image), @@ -109,7 +109,7 @@ module CMath end def cosh(z) - if z.scalar? + if z.real? cosh!(z) else Complex(cosh!(z.real) * cos!(z.image), @@ -118,7 +118,7 @@ module CMath end def tanh(z) - if z.scalar? + if z.real? tanh!(z) else sinh(z) / cosh(z) @@ -126,7 +126,7 @@ module CMath end def asin(z) - if z.scalar? and z >= -1 and z <= 1 + if z.real? and z >= -1 and z <= 1 asin!(z) else -1.0.im * log(1.0.im * z + sqrt(1.0 - z * z)) @@ -134,7 +134,7 @@ module CMath end def acos(z) - if z.scalar? and z >= -1 and z <= 1 + if z.real? and z >= -1 and z <= 1 acos!(z) else -1.0.im * log(z + 1.0.im * sqrt(1.0 - z * z)) @@ -142,7 +142,7 @@ module CMath end def atan(z) - if z.scalar? + if z.real? atan!(z) else 1.0.im * log((1.0.im + z) / (1.0.im - z)) / 2.0 @@ -150,7 +150,7 @@ module CMath end def atan2(y,x) - if y.scalar? and x.scalar? + if y.real? and x.real? atan2!(y,x) else -1.0.im * log((x + 1.0.im * y) / sqrt(x * x + y * y)) @@ -158,7 +158,7 @@ module CMath end def acosh(z) - if z.scalar? and z >= 1 + if z.real? and z >= 1 acosh!(z) else log(z + sqrt(z * z - 1.0)) @@ -166,7 +166,7 @@ module CMath end def asinh(z) - if z.scalar? + if z.real? asinh!(z) else log(z + sqrt(1.0 + z * z)) @@ -174,7 +174,7 @@ module CMath end def atanh(z) - if z.scalar? and z >= -1 and z <= 1 + if z.real? and z >= -1 and z <= 1 atanh!(z) else log((1.0 + z) / (1.0 - z)) / 2.0 |