/ -4*x -2*x \ | 2*e 2*e | -2*x 4*|-1 + --------- + -----------------------|*e | -4*x / -4*x\ / -2*x\| \ 1 + e \1 + e /*atan\E // -------------------------------------------------- / -4*x\ 2/ -2*x\ \1 + e /*atan \E /
/ -4*x -8*x -2*x -4*x -6*x \ | 8*e 8*e 6*e 6*e 12*e | -2*x 8*|1 - --------- + ------------ - ----------------------- + ------------------------- + ------------------------|*e | -4*x 2 / -4*x\ / -2*x\ 2 2 | | 1 + e / -4*x\ \1 + e /*atan\E / / -4*x\ 2/ -2*x\ / -4*x\ / -2*x\| \ \1 + e / \1 + e / *atan \E / \1 + e / *atan\E // ----------------------------------------------------------------------------------------------------------------------- / -4*x\ 2/ -2*x\ \1 + e /*atan \E /