21.8 Typography and Capitalization.

In general, variables, unknown quantities, and constants (eg, x, y, z, A, B, C) are set in italics, while units of measure (eg, kg, mL, s, m), symbols (including Greek characters [see , Greek Letters]), and numbers are set roman. Also, subscripts or superscripts used as modifiers are set roman: Cin = clearance of inulin.Arrays (A) and vectors (V) should be set boldface. Mathematical functions, such as sin, cos, ln, and log, are set roman.V = oai+bj+ckA=[a11a12a13a21a22a23a31a32a33]For equations that are set off from the text, the words and letters should be set roman and the equation should be capitalized by the same ...Less