稱f在x=a〔可導〕〔可微分〕

稱f在x=a〔可導〕〔可微分〕

結果 (英文) 1:

Call f at x=a (derivable) (differentiable)

結果 (英文) 2:

Let f be [differentiable] in x = a

結果 (英文) 3:

Said f in x = a (derivable) (differentiable)