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Contents
module Math
class Function
attr_reader :x_start, :x_end
#
# +Math::Function.new+:
#
# abstract base class function
#
#:nodoc:
def initialize
setup
end
#:doc:
#
# +y(x)+:
#
# Returns a real value given x
#
#:nodoc:
def y(x)
x
end
#:doc:
#
# +xy(step)+
#
# Returns a full deployment of the function evaluated with a step of
# +step+. It is returned in two arrays - one for the +x+ values and the
# other for the +y+ values.
#
# This method is mainly for testing purposes with the dataxy method of +gruff+
#
#:nodoc:
def xy(s)
resx = []
resy = []
self.x_start.step(x_end, s) do
|x|
resx << x
resy << self.y(x)
end
[resx, resy]
end
#:doc:
#
# +label+
#
# Returns a label which can be used in plots
#
def label
''
end
#
# +Mext::Utilities+
#
# add several (class) methods like: +from_yaml+
#
include Mext::Utilities
private
def setup
raise Mext::PureAbstractMethodCalled
end
end
end
Version data entries
22 entries across 22 versions & 1 rubygems