MyWikiBiz, Author Your Legacy — Monday December 23, 2024
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5 bytes added
, 19:08, 9 June 2009
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| & = & x & \cdot & y & \cdot & ((\operatorname{d}x)(\operatorname{d}y)) | | & = & x & \cdot & y & \cdot & ((\operatorname{d}x)(\operatorname{d}y)) |
| \\[4pt] | | \\[4pt] |
− | & + & x & \cdot & (y) & \cdot & (\operatorname{d}x)~\operatorname{d}y | + | & + & x & \cdot & (y) & \cdot & ~(\operatorname{d}x)~\operatorname{d}y~~ |
| \\[4pt] | | \\[4pt] |
− | & + & (x) & \cdot & y & \cdot & \operatorname{d}x~(\operatorname{d}y) | + | & + & (x) & \cdot & y & \cdot & ~~\operatorname{d}x~(\operatorname{d}y)~ |
| \\[4pt] | | \\[4pt] |
− | & + & (x) & \cdot & (y) & \cdot & \operatorname{d}x~~\operatorname{d}y | + | & + & (x) & \cdot & (y) & \cdot & ~~\operatorname{d}x~~\operatorname{d}y~~ |
| \end{array}</math> | | \end{array}</math> |
| |} | | |} |