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norm

norm of a polynomial

 

Calling Sequence

Parameters

Description

Examples

Calling Sequence

norm(a, n, v)

Parameters

a

-

expanded polynomial

n

-

real constant >= 1 or the name infinity

v

-

(optional) variable specification

Description

• 

The norm function computes the nth norm of the polynomial a in the indeterminates v. For  1≤n the norm is defined:

norm⁡a,n,v=sum⁡cn,for⁢c∈coeffs⁡a,v1n

• 

If v is not specified, the indets⁡a are used.

Examples

> 

norm⁡x−3⁢y,1

4

(1)
> 

norm⁡x−3⁢y,2

10

(2)
> 

norm⁡x−3⁢y,∞

3

(3)

See Also

evala/Norm

indets

LinearAlgebra[Norm]

VectorCalculus[Norm]