Robert Marik <marik <at> mendelu.cz> writes: > > (%o1) false > (%i2) ode2(x+ln(y)+(x/y+sin(x))*'diff(y,x), y, x); oops, should be (%i1) ode2(x+log(y)+(x/y+sin(x))*'diff(y,x), y, x); (%o1) false (%i2) R.