i1 : printingPrecision = 2
o1 = 2
|
i2 : R = RR_100
o2 = RR
100
o2 : RealField
|
i3 : M = 10*random(R^3,R^10)
o3 = | 6.4 9.1 9.8 3.1 .82 .59 4 2.4 2.2 1.9 |
| 2 1 4.3 7.8 8 1.5 3.5 6.6 .11 8.9 |
| 7.7 .18 3.9 2.8 9.2 6.5 2.3 8.2 6.9 4 |
3 10
o3 : Matrix R <--- R
|
i4 : norm M
o4 = 9.78500102757315360723162243823
o4 : RR (of precision 100)
|
i5 : norm_(numeric_20 infinity) M
o5 = 9.785
o5 : RR (of precision 20)
|
i6 : norm {3/2,4,-5}
o6 = 5
|
The norm of a polynomial is the norm of the vector of its coefficients.