Changes

→‎Appendix 3: try matrix in heading
Line 7,991: Line 7,991:  
|  
 
|  
 
|
 
|
<p><math>\operatorname{d}f = </math></p>
+
<math>\begin{matrix}
<p><math>\partial_x f \cdot \operatorname{d}x\ +\ \partial_y f \cdot \operatorname{d}y</math></p>
+
\operatorname{d}f = \\
 +
\partial_x f \cdot \operatorname{d}x\ +\ \partial_y f \cdot \operatorname{d}y \\
 +
\end{matrix}</math>
 
|
 
|
<p><math>\operatorname{d}^2 f = </math></p>
+
<math>\begin{matrix}
<p><math>\partial_{xy} f \cdot \operatorname{d}x\ \operatorname{d}y</math></p>
+
\operatorname{d}^2 f = \\
 +
\partial_{xy} f \cdot \operatorname{d}x\ \operatorname{d}y \\
 +
\end{matrix}</math>
 
| <math>\operatorname{d}f|_{x\ y}\!</math>
 
| <math>\operatorname{d}f|_{x\ y}\!</math>
 
| <math>\operatorname{d}f|_{x\ (y)}\!</math>
 
| <math>\operatorname{d}f|_{x\ (y)}\!</math>
12,089

edits