i1 : printingPrecision = 2
o1 = 2
|
i2 : R = RR_100
o2 = RR
100
o2 : RealField
|
i3 : M = 10*random(R^3,R^10)
o3 = | 8.5 4.1 .93 9 .37 7.7 .75 3.8 4.9 5.5 |
| 8.1 7.7 2.2 3.3 5.4 8.2 7.7 7.9 5 5.6 |
| 4.2 9.7 4.6 8.6 8.5 3.4 6.3 3.7 1.4 9.6 |
3 10
o3 : Matrix R <--- R
|
i4 : norm M
o4 = 9.65199923196135500604795968958
o4 : RR (of precision 100)
|
i5 : norm_(numeric_20 infinity) M
o5 = 9.65199
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.