(%i1) |
x : matrix( [cos(t)^2/(sx^2) + sin(t)^2/(sy^2),-sin(2*t)/(2*sx^2) + sin(2*t)/(2*sy^2)], [-sin(2*t)/(2*sx^2) + sin(2*t)/(2*sy^2),sin(t)^2/(sx^2) + cos(t)^2/(sy^2)]); |
(%i2) | xinv : trigsimp(trigexpand(trigreduce(invert(x)))); |
(%i3) |
tex(matrix([sin(t)^2/sy^2+cos(t)^2/sx^2,sin(2*t)/(2*sy^2)-sin(2*t)/(2*sx^2)],[sin(2*t)/(2*sy^2) -sin(2*t)/(2*sx^2),sin(t)^2/sx^2+cos(t)^2/sy^2]))$ |
(%i4) | text(xinv); |
(%i5) | help text; |
(%i5) | ascii(xinv); |
(%i6) | ; |
(%i6) | xinv; |
(%i7) | print(xinv); |
(%i8) | display(inv); |
(%i9) | display(xinv); |
(%i10) | ldisplay(xinv); |
(%i11) | string(xinv); |
(%i12) | x; |
(%i13) | set_display('ascii)$ |
(%i14) | xinv; |
(%i15) | x; |