How to solve the Diophantine equation $3(u-v)(u+v)(3u+v) = (1+2u)(1-2u+4u^2)$ over integers?
PS. I saw it here on AoPS, but could not solve it and no one has answered there.
How to solve the Diophantine equation $3(u-v)(u+v)(3u+v) = (1+2u)(1-2u+4u^2)$ over integers?
PS. I saw it here on AoPS, but could not solve it and no one has answered there.