25 Numerics library [numerics]

25.1 General [numerics.general]

This Clause describes components that C++ programs may use to perform seminumerical operations.
The following subclauses describe components for complex number types, random number generation, numeric (n-at-a-time) arrays, generalized numeric algorithms, and mathematical functions for floating-point types, as summarized in Table 81.
Table 81 — Numerics library summary
Subclause
Header(s)
Requirements
Floating-point environment
<cfenv>
Complex numbers
<complex>
Bit manipulation
<bit>
Random number generation
<random>
Numeric arrays
<valarray>
Mathematical functions for
<cmath>
floating-point types
<cstdlib>