Minus Symbol −

Minus Symbol is the copyable text −. − is U+2212 MINUS SIGN and is the mathematical operator used for subtraction and negative values. The useful distinction for readers is this: This page covers the true minus sign −. Keyboard hyphen-minus -, en dash –, and plus-or-minus ± are different characters. Additional use contexts recorded for − are Textbooks; Technical documentation; Equations; Proofs. For dependable text output, follow these rules: While preparing technical documentation, compare − with – and ±, then keep the form whose meaning matches the source.; Encode minus symbol as UTF-8 or the numeric references − and − so the published text remains searchable and selectable.; Give − the readable label “Minus Symbol” wherever the surrounding sentence, formula, score, table, or control does not already state the meaning.; Test minus symbol in the final font, mobile layout, PDF export, copy workflow, and screen-reader output before release.; In equations, identify − as Minus Symbol and explain the exact role it performs before the reader relies on it.. A final review should catch Applying the wrong convention to minus symbol in proofs; specifically, leaving the notation without required operands..; Leaving − unexplained in textbooks when the audience may read it as –.; Assuming the font used for technical documentation will render minus symbol exactly like the preview on this page.; Converting − into an image even though selectable Unicode text is appropriate for minus symbol.. For visual comparison, check - Hyphen-minus Keyboard character; – En dash Punctuation dash; ± Plus-or-minus Paired uncertainty sign rather than substituting them automatically. One practical question is “How should I copy − for equations?” The recorded answer is: Copy the complete sequence − and verify that every character in U+2212 remains present after pasting. This matters most when fonts, sanitizers, or conversion tools can alter Minus Symbol.