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RR -- the class of all real numbers

Description

A real number is entered as a sequence of decimal digits with a point.

i1 : 3.14159

o1 = 3.14159

o1 : RR

Functions and methods returning a real number :

acos(RR), see acos -- compute the arccosine
acos(ZZ), see acos -- compute the arccosine
asin(RR), see asin -- compute the arcsine
asin(ZZ), see asin -- compute the arcsine
atan(RR) -- compute the arctangent of a number
atan(ZZ), see atan(RR) -- compute the arctangent of a number
atan(RR,RR) -- compute an angle of a certain triangle
cos(RR), see cos -- compute the cosine
cos(ZZ), see cos -- compute the cosine
cosh(RR), see cosh -- compute the hyperbolic cosine
cosh(ZZ), see cosh -- compute the hyperbolic cosine
exp(RR), see exp -- exponential function
exp(ZZ), see exp -- exponential function
log(RR), see log -- logarithm function
log(ZZ), see log -- logarithm function
random(RR) -- random real number
sin(RR), see sin -- compute the sine
sin(ZZ), see sin -- compute the sine
sinh(RR), see sinh -- compute the hyperbolic sine
sinh(ZZ), see sinh -- compute the hyperbolic sine
sqrt(RR), see sqrt -- square root function
sqrt(ZZ), see sqrt -- square root function
tan(RR), see tan -- compute the tangent
tan(ZZ), see tan -- compute the tangent
tanh(RR), see tanh -- compute the hyperbolic tangent
tanh(ZZ), see tanh -- compute the hyperbolic tangent

Methods that use a real number :

floor(RR), see floor -- floor function
randomMutableMatrix(ZZ,ZZ,RR,ZZ) -- a random mutable matrix of integers

Fixed objects of class RR :

pi -- the number 'pi'

For the programmer

The object RR is a ring, with ancestor classes Number < Thing.