---
title: "Argument of the maximum mathematical notation"
description: "Argument of the maximum is a recurring research-paper notation family. Returns the input, choice, or index that makes an objective attain its largest…"
canonical_url: "https://fanout.sh/labs/math-decoder/symbol/argmax"
md_url: "https://fanout.sh/labs/math-decoder/symbol/argmax.md"
last_updated: "2026-08-09"
access: "public"
---

# Argument of the maximum mathematical notation

Argument of the maximum is a recurring research-paper notation family. Returns the input, choice, or index that makes an objective attain its largest…

## Public overview

Argument of the maximum is a recurring research-paper notation family. Returns the input, choice, or index that makes an objective attain its largest value.

Argument of the maximum: Returns the input, choice, or index that makes an objective attain its largest value. Example: Choose the action with the highest action value.

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