公式
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Noun meaning a mathematical or scientific formula. Example: 『数学の公式』 (sūgaku no kōshiki, 'mathematical formula').
Theme
In a university math class, User asks their professor, Professor Tanaka, about a complex formula.
公式
こうしき
formula
Culture & SocietyWork & Business
Memory Hook
Think of 'official formula' as a 'go-shiki' — 'go' for grand or formal, and 'shiki' sounds like 'she key' to unlock official rules. 'Go-shiki' → formula or formality.
Cultural Note
『公式』 (kōshiki, 'formula, formality, official') is used in contexts like mathematics (e.g., mathematical formulas) or official events (e.g., 『公式発表』 kōshiki happyō, 'official announcement'). It emphasizes correctness and authority.
Forms
Base: 公式Noun meaning a mathematical or scientific formula. Example: 『数学の公式』 (sūgaku no kōshiki, 'mathematical formula').