Sophie

Sophie

distrib > Fedora > 15 > i386 > by-pkgid > 7ebd25ac536d248d499a3ce2acda963a > files > 2668

Macaulay2-1.3.1-8.fc15.i686.rpm

-- -*- M2-comint -*- {* hash: -66111165 *}

i1 : R = QQ[x,y,z]

o1 = R

o1 : PolynomialRing

i2 : I =ideal(y^2*z-x^3)

              3    2
o2 = ideal(- x  + y z)

o2 : Ideal of R

i3 : sing = singularLocus(R/I)

o3 = sing

o3 : QuotientRing

i4 : dim sing

o4 = 1

i5 : R = ZZ/101[a,b,SkewCommutative => true]

o5 = R

o5 : PolynomialRing

i6 : dim R

o6 = 0

i7 : R = ZZ/101[x,dx,y,dy,WeylAlgebra => {x=>dx, y=>dy}];

i8 : dim R

o8 = 4

i9 :