20 lines
543 B
Ruby
20 lines
543 B
Ruby
require 'facets/math/cosec'
|
|
|
|
test_case Math do
|
|
|
|
class_method :cosec do
|
|
test do
|
|
Math.cosec(-1.0).assert == 1.0 / Math.sin(-1.0)
|
|
Math.cosec( 1.0).assert == 1.0 / Math.sin( 1.0)
|
|
end
|
|
end
|
|
|
|
# TODO: Check complementarity of cosec and sin
|
|
#assert_equal_float(1.0, Math.cosec(-2.0) * Math.sin(-2.0), 1.0e-6)
|
|
#assert_equal_float(1.0, Math.cosec(-1.0) * Math.sin(-1.0), 1.0e-6)
|
|
#assert_equal_float(1.0, Math.cosec( 1.0) * Math.sin( 1.0), 1.0e-6)
|
|
#assert_equal_float(1.0, Math.cosec( 2.0) * Math.sin( 2.0), 1.0e-6)
|
|
|
|
end
|
|
|