i1 : printingPrecision = 2
o1 = 2
|
i2 : R = RR_100
o2 = RR
100
o2 : RealField
|
i3 : M = 10*random(R^3,R^10)
o3 = | 1.7 1.7 8.6 1.9 .45 1.1 2.6 6.6 9.7 7.8 |
| .76 3.2 8.1 7.2 9.6 1.1 3.1 4.4 .99 8.3 |
| 5.9 2.8 4.5 9.1 3.7 6.4 1.9 6.7 7 8.1 |
3 10
o3 : Matrix R <--- R
|
i4 : norm M
o4 = 9.71611630389196100027430402962
o4 : RR (of precision 100)
|
i5 : norm_(numeric_20 infinity) M
o5 = 9.71611
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.