LIB "tst.lib"; tst_init(); LIB "sheafcoh.lib"; // // cohomology of structure sheaf on P^4: //------------------------------------------- ring r=0,x(1..5),dp; module M=0; def A=sheafCoh(0,-7,2); // // cohomology of cotangential bundle on P^3: //------------------------------------------- ring R=0,(x,y,z,u),dp; resolution T1=mres(maxideal(1),0); module M=T1[3]; intvec v=2,2,2,2,2,2; attrib(M,"isHomog",v); def B=sheafCoh(M,-6,2); tst_status(1);$