i1 : printingPrecision = 2
o1 = 2
|
i2 : R = RR_100
o2 = RR
100
o2 : RealField
|
i3 : M = 10*random(R^3,R^10)
o3 = | 6.2 8.5 8.9 1.2 3 3.9 6 10 .24 1.3 |
| .12 10 4.4 8.7 1 9 9.3 4.6 3.6 10 |
| 2.4 3.7 2.4 1.8 4.5 2.1 .22 9.5 .12 1.9 |
3 10
o3 : Matrix R <--- R
|
i4 : norm M
o4 = 9.99043308108047991870979293711
o4 : RR (of precision 100)
|
i5 : norm_(numeric_20 infinity) M
o5 = 9.99043
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.