Browsing index pages (2 articles)
↧
Turn vector equation into matrix multiplication
I have physical equations of motion that describe the dependence of one vector field on the components of another vector field. Without getting too much into detail, my differential equations involve a...
View ArticleAnswer by Carl Woll for Turn vector equation into matrix multiplication
You could use CoefficientArrays. For example:m = CoefficientArrays[ { Ay[i]-Ay[i+1], -Ax[i]+Ax[i+1]-a Az[i], b Ay[i] }, {Ax[i],Ay[i],Az[i],Ax[i+1],Ay[i+1],Az[i+1]}][[2]];m //Normal...
View Article
Browsing index pages (2 articles)
![BLACKPINK – DEADLINE – EP [iTunes Plus M4A]](http://is1-ssl.mzstatic.com/image/thumb/Video211/v4/de/b3/b1/deb3b1d4-ba28-22e8-2428-ef97617b2a4b/90d54d743002a6d66308f217cd867947_Preview_Image_Intermediate_nonvideo_sdr_426725135_2574858051.png/316x316bb.webp)
