若函數(shù)y=f(x)在點(diǎn)x0處不連續(xù),則稱f(x)在點(diǎn)x0處間斷,x0稱為函數(shù)f(x)的間斷點(diǎn).根據(jù)函數(shù)產(chǎn)生間斷的原因,將間斷點(diǎn)分成兩大類:(1)如果x0是函數(shù)f(x)的間斷點(diǎn),但左極限和右極限都存在,那么x0稱為函數(shù)f(x)的第一類間斷點(diǎn).(2)如果函數(shù)f(x)在點(diǎn)x0處 (共 465 字) [閱讀本文] >>
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 若函數(shù)y=f(x)在點(diǎn)x0處不連續(xù),則稱f(x)在點(diǎn)x0處間斷,x0稱為函數(shù)f(x)的間斷點(diǎn).根據(jù)函數(shù)產(chǎn)生間斷的原因,將間斷點(diǎn)分成兩大類:(1)如果x0是函數(shù)f(x)的間斷點(diǎn),但左極限和右極限都存在,那么x0稱為函數(shù)f(x)的第一類間斷點(diǎn).(2)如果函數(shù)f(x)在點(diǎn)x0處 (共 465 字) [閱讀本文] >>