What is the difference between Mathematical Bold Italic Small Pi and Greek Small Letter Pi?

Mathematical Bold Italic Small Pi is U+1D745 in the Mathematical Alphanumeric Symbols block. Greek Small Letter Pi is U+03C0 in the Greek and Coptic block. They are distinct Unicode codepoints and may appear visually similar depending on the font.

What is the HTML entity for Mathematical Bold Italic Small Pi?

The HTML entity for Mathematical Bold Italic Small Pi (U+1D745) is 𝝅.

What is the HTML entity for Greek Small Letter Pi?

The HTML entity for Greek Small Letter Pi (U+03C0) is π.

Are Mathematical Bold Italic Small Pi and Greek Small Letter Pi the same Unicode character?

No. Mathematical Bold Italic Small Pi is U+1D745 (decimal 120645) and Greek Small Letter Pi is U+03C0 (decimal 960). They are separate codepoints.

What are the UTF-8 encodings of Mathematical Bold Italic Small Pi and Greek Small Letter Pi?

Mathematical Bold Italic Small Pi (U+1D745) encodes as F0 9D 9D 85 in UTF-8. Greek Small Letter Pi (U+03C0) encodes as CF 80 in UTF-8.

Mathematical Bold Italic Small Pi vs Greek Small Letter Pi

Compare two Unicode characters side by side — encodings, HTML entities, escape sequences, and Unicode properties. Useful for distinguishing visually similar characters like hyphens and dashes, quotation marks, or homoglyphs.

𝝅

Mathematical Bold Italic Small Pi

U+1D745

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Greek Small Letter Pi

U+03C0

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Property Comparison

Property	Mathematical Bold Italic Small Pi	Greek Small Letter Pi
Codepoint	`U+1D745`	`U+03C0`
Decimal	`120645`	`960`
HTML Entity	`𝝅`	`π`
HTML Decimal	`𝝅`	`π`
HTML Hex	`𝝅`	`π`
UTF-8	`F0 9D 9D 85`	`CF 80`
UTF-16	`D8 35 DF 45`	`03 C0`
UTF-32	`0001D745`	`000003C0`
CSS Escape	`\1D745`	`\3C0`
JS Escape	`\uD835\uDF45`	`\u03C0`
Python Escape	`\U0001D745`	`\u03C0`
URL Encoded	`%F0%9D%9D%85`	`%CF%80`
Category	`Lowercase Letter (Ll)`	`Lowercase Letter (Ll)`
Block	`Mathematical Alphanumeric Symbols`	`Greek and Coptic`
Script	`Common`	`Greek`
Bidi Class	`L`	`L`
Unicode Version	`3.1`	`1.1`

Rows highlighted in amber differ between the two characters.

Common Comparisons

Frequently confused character pairs.

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