cppreference.com
Create account
Log in
Namespaces
Page
Discussion
Variants
Views
View
Edit
History
Actions
std::
isinf
From cppreference.com
<
cpp
|
numeric
|
math
C++
Compiler support
Freestanding and hosted
Language
Standard library
Standard library headers
Named requirements
Feature test macros
(C++20)
Language support library
Concepts library
(C++20)
Diagnostics library
Memory management library
Metaprogramming library
(C++11)
General utilities library
Containers library
Iterators library
Ranges library
(C++20)
Algorithms library
Strings library
Text processing library
Numerics library
Date and time library
Input/output library
Filesystem library
(C++17)
Concurrency support library
(C++11)
Execution control library
(C++26)
Technical specifications
Symbols index
External libraries
[edit]
Numerics library
Common mathematical functions
Mathematical special functions
(C++17)
Mathematical constants
(C++20)
Basic linear algebra algorithms
(C++26)
Data-parallel types (SIMD)
(C++26)
Floating-point environment
(C++11)
Complex numbers
Numeric array (
valarray
)
Pseudo-random number generation
Bit manipulation
(C++20)
Saturation arithmetic
(C++26)
Factor operations
gcd
(C++17)
lcm
(C++17)
Interpolations
midpoint
(C++20)
lerp
(C++20)
Generic numeric operations
iota
(C++11)
ranges::iota
(C++23)
accumulate
inner_product
adjacent_difference
partial_sum
reduce
(C++17)
transform_reduce
(C++17)
inclusive_scan
(C++17)
exclusive_scan
(C++17)
transform_inclusive_scan
(C++17)
transform_exclusive_scan
(C++17)
C-style checked integer arithmetic
ckd_add
(C++26)
ckd_sub
(C++26)
ckd_mul
(C++26)
[edit]
Common mathematical functions
Functions
Basic operations
abs(int)
labs
llabs
imaxabs
(C++11)
abs(float)
fabs
div
ldiv
lldiv
imaxdiv
(C++11)
fmod
remainder
(C++11)
remquo
(C++11)
fma
(C++11)
fmax
(C++11)
fmin
(C++11)
fdim
(C++11)
nan
nanf
nanl
(C++11)
(C++11)
(C++11)
Exponential functions
exp
exp2
(C++11)
expm1
(C++11)