Constant | Mnemonic |
---|---|
How I like a drink, alcoholic of course, after the heavy lectures involving quantum mechanics. |
30 days hath September, April, June and November, All the rest have 31, Excepting February alone (And that has 28 days clear, With 29 in each leap year).
Type | Usage | Latex Equivalents |
---|---|---|
italics without kerning and ligature rules | used for variables | automatically in math mode |
upright roman | abbreviations of operators, function names | \mathrm |
sans-serif and typewriter | not used except sometimes for special meaning | \mathtt |
math blackboard bold (calligraphic) | used mostly for sets | \mathbb |