DLMF:1.5.E19 (Q142): Difference between revisions

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imported>Admin
Property / Symbols used
 
Property / Symbols used: Q10777 / rank
 
Normal rank
Property / Symbols used: Q10777 / qualifier
 
test:

( a , b ) 𝑎 𝑏 {\displaystyle{\displaystyle(\NVar{a},\NVar{b})}}

(\NVar{a},\NVar{b})
Property / Symbols used: Q10777 / qualifier
 
xml-id: introduction.Sx4.p1.t1.r29.m6aadec

Revision as of 15:54, 1 January 2020

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DLMF:1.5.E19
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    f x = f y = 0  at  ( a , b ) , formulae-sequence partial-derivative 𝑓 𝑥 partial-derivative 𝑓 𝑦 0  at  ( a , b ) , {\displaystyle{\displaystyle\frac{\partial f}{\partial x}=\frac{\partial f}{% \partial y}=0\quad\mbox{ at $(a,b)$,}}}
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    ( a , b ) 𝑎 𝑏 {\displaystyle{\displaystyle(\NVar{a},\NVar{b})}}
    introduction.Sx4.p1.t1.r29.m6aadec
    0 references