Procedures:
D.4.9.1 fwalk standard basis of ideal via fractalwalk alg D.4.9.2 twalk standard basis of ideal via Tran's alg D.4.9.3 awalk1 standard basis of ideal via the first alt. alg D.4.9.4 awalk2 standard basis of ideal via the second alt. alg D.4.9.5 pwalk standard basis of ideal via perturbation walk alg D.4.9.6 gwalk standard basis of ideal via groebnerwalk alg