equation public under information 1698 List Picture As a command %3 n0 equation n2 differential-equation n0->n2 n3 biquadratic-equation n0->n3 n4 exponential-equation n0->n4 n5 linear-equation n0->n5 n6 quadratic-equation n0->n6 n7 regression-equation n0->n7 n8 simultaneous-equations n0->n8 n1 information n1->n0