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Macaulay2Doc :: precision

precision

Synopsis

Usage:

precision x
Inputs:
- x, a ring, a matrix, a ring element, or a number
Outputs:
- an integer, the precision to which x or its instances are stored

Description

i1 : precision 3p111

o1 = 111

i2 : precision (RR[x])

o2 = 53

i3 : precision 3

o3 = infinity

o3 : InfiniteNumber

Ways to use `precision` :

"precision(FractionField)"
"precision(GaloisField)"
"precision(InexactField)"
"precision(InexactNumber)"
"precision(Matrix)"
"precision(MutableMatrix)"
"precision(Number)"
"precision(PolynomialRing)"
"precision(QuotientRing)"
"precision(Ring)"
"precision(RingElement)"

For the programmer

The object precision is a method function.