From Wikipedia, the free encyclopedia
指數函數係指涉及到指數(亦即係次方)嘅函數,標準格式係 ,當中 多數都係用 e 呢個常數。唔講明嘅話,指數函數一般係指輸入係實數而輸出係正實數嘅實函數,不過其實指數函數呢個概念亦都可以推廣去複數或者係矩陣、李代數、李羣等等。
圖形會穿過 (0,1) 同埋 (1,a) 呢兩點。
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