Which standard says variables use italic fonts and constants such as e or π use upright fonts?
AISO 80000-2
BISO 9001
CIEEE 754
DASCII
Answer & Solution
Correct answer: A. ISO 80000-2
1. The ISO standard ISO 80000-2 specifies symbols for mathematical equations.
2. It requires italic fonts for variables.
3. It requires roman (upright) fonts for constants such as e or π.
_Source: Wikipedia, Mathematical notation, International standard mathematical notation_
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