Sum, Product
Synopsis
#include <flint/fexpr_builtin.h>SumProductSums and products: Sum(f(n), For(n, a, b)) (\sum_{n=a}^{b} f(n)), Product(f(n), For(n, a, b)) (\prod_{n=a}^{b} f(n)), and over sets with optional filter, Sum(f(x), For(x, S), P(x)) (\sum_{\textstyle{x \in S \atop P(x)}} f(x)).
Guides#
Cite this page
The FLINT team, “Sum, Product (fexpr_builtin.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/fexpr_builtin/Sum.html (generated 2026-10-20).
@misc{flint-doc-fexpr-builtin-Sum,
author = {{The FLINT team}},
title = {{Sum, Product (fexpr\_builtin.h)}},
howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
year = {2026},
url = {https://flintlib.org/doc/fexpr_builtin/Sum.html},
note = {Generated 2026-10-20}
}