Writing & StyleStyle guide

Formatting Mathematical Constants and Variables

Formatting Mathematical Constants and Variables records the relevant Microsoft Style Guide convention while keeping it explicitly house-style scoped rather than presenting it as a universal grammar rule.

Quick answer

Use italics for mathematical constants and variables in Microsoft-style technical content.

Key details

Core IssueMicrosoft’s common and developer formatting tables specify italic treatment for mathematical constants and variables.
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Important caveats

Scope Boundary

This convention applies to mathematical notation in prose; program variables shown as code follow developer-code conventions instead.

Further guidance

Content

Use italics for mathematical constants and variables in Microsoft-style technical content.

Purpose

Microsoft’s common and developer formatting tables specify italic treatment for mathematical constants and variables.

Sources and evidence

Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.

  1. Formatting common text elements — Microsoft Style Guide (opens in a new tab)Microsoft · Microsoft technical-style conventions for error messages and common text elements
  2. Formatting developer text elements — Microsoft Style Guide (opens in a new tab)Microsoft · Microsoft Style Guide conventions for formatting programmatic and code-related elements in developer content.

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