Prime Symbol ′

The technical form covered by Prime Symbol is ′; its encoded character sequence is U+2032 PRIME. It is used for arcminutes, feet, derivatives, and other prime notation according to context. The practical scope of Prime Symbol covers Angle measures, Feet measurements, Derivative notation, and Mathematical labels. For the prime symbol entry, a copied ′ is only one part of the finished expression, formula, label, or passage. Nearby forms recorded for Prime Symbol are ″ — Double prime (Arcseconds or inches in context); ' — Apostrophe (ASCII punctuation mark); ´ — Acute accent (Spacing accent character). Prime Symbol rule 1: Use ′ rather than an apostrophe in formal measurement notation. Prime Symbol rule 2: Define the unit or derivative meaning. Prime Symbol rule 3: Use ″ for arcseconds or inches. Prime Symbol rule 4: Keep prime marks close to the value or symbol they modify. Prime Symbol mistake check 1: avoid typing an apostrophe instead of ′. Prime Symbol mistake check 2: avoid using ′ for seconds or inches. Prime Symbol mistake check 3: avoid separating the prime from its value. Prime Symbol mistake check 4: avoid confusing prime with an acute accent. This page covers the prime mark ′, not the ASCII apostrophe ' and not the acute accent ´. Use ′ rather than an apostrophe in formal measurement notation. Typing an apostrophe instead of ′.