---
title: "Function Icon | Free Download PNG & SVG | Phosphor Regular"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/function--28929
canonical_url: "https://www.streamlinehq.com/icons/download/function--28929"
summary: "Clean line icon of a curved function symbol with three horizontal strokes. Used for math, formulas, and code tools."
---

# Function icon

The Function icon shows a curved mathematical function mark crossing three horizontal strokes, drawn in the line style on a 16px grid for compact clarity. Use it for math tools, formula editors, calculus interfaces, programming utilities, and technical notation. It belongs to Phosphor Regular free set in the Phosphor family.

## Preview

![Clean line icon of a curved function symbol with three horizontal strokes. Used for math, formulas, and code tools.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/phosphor-regular/function-s18u0cscund12p7roriqq9i.png/function-bnj7cw4tafr8cxqh3mx0a.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Function
- **Type**: Icon
- **Set**: [Phosphor Regular](/icons/phosphor-regular.md) — Phosphor is a free and open source icon set created by Helena Zhang and Tobias Fried.
- **Family**: [Phosphor](/icons/phosphor.md)
- **Style**: Line, Outlined, Minimal
- **Category**: All Icons › Vector Icons
- **Default size**: 16px
- **Pricing**: Free
- **License**: [MIT](https://raw.githubusercontent.com/phosphor-icons/homepage/master/LICENSE)
- **Author**: [Phosphor](https://phosphoricons.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: function, symbol, music, notation, staff, score, sharp, flat, clef, key

## Download

- [Download Function on Streamline](https://www.streamlinehq.com/icons/download/function--28929)

---

[View full sitemap](/sitemap.md)