U+1D7CB "𝟋" Mathematical Bold Small Digamma Unicode Character

U+1D7CB "𝟋" Mathematical Bold Small Digamma is a stylized variant of the ancient Greek letter digamma, presented in a bold typeface for use in mathematical and technical notation. Historically, digamma represented the sound /w/ in early Greek alphabets and also served as the numeral for 6, though it fell out of use in classical Greek. In modern contexts, this bold small digamma is part of the Mathematical Alphanumeric Symbols block and is typically employed in mathematics, physics, or engineering to denote specific functions, constants, or variables where a unique, clearly distinguishable symbol is needed alongside other bold mathematical characters.