---
title: "Functions Icon | Free Download PNG & SVG | Ultimate Light"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/functions--23504
canonical_url: "https://www.streamlinehq.com/icons/download/functions--23504"
summary: "Clean line icon of an angular sigma symbol. Used for functions, formulas, math tools, and data analysis."
---

# Functions icon

The Functions icon shows a bold angular sigma symbol with open ends and diagonal strokes. Drawn in the line style on a 24px grid with a 1px stroke for an airy, precise look. Use it for mathematical functions, formulas, equation editors, data analysis, and developer tools. It belongs to Ultimate Light set in the Ultimate family.

## Preview

![Clean line icon of an angular sigma symbol. Used for functions, formulas, math tools, and data analysis.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/table-tools/functions-0ggfyu5qd9dqszuo7biw25p.png/functions-ep0blgvjndio4rhpgoouhb.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Functions
- **Type**: Icon
- **Set**: [Ultimate Light](/icons/streamline-light.md) — Designed by 8 expert designers. Light style features 1px stroke with intricate details, airy design, and generous spacing. Perfect for UI and illustrative elements.
- **Family**: [Ultimate](/icons/ultimate-sets.md) — The encyclopedia of icons
- **Style**: Line, Light, Stroke
- **Category**: Interface Essential › Table Tools
- **Default size**: 24px
- **Stroke width**: 1px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: functions, sigma, summation, math, calculation, symbol, algebra, addition, Greek, interface, tools, text, arrow

## Download

- [Download Functions on Streamline](https://www.streamlinehq.com/icons/download/functions--23504)

## Also available in other styles

- [Functions — Ultimate Regular](/icons/download/functions--23517.md) (Pro)
- [Functions — Ultimate Bold](/icons/download/functions--23535.md) (Pro)

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