isingLenzMC (version 0.2.5)

sumVec: Sum given vector

Description

Given a vector of flip sites, 1s or -1s, representing up and down spins respectively, return the sum. This function calls the C function 'sumVec'.

Usage

sumVec(x)

Arguments

x

1D Spin sites on the lattice

Value

Returns the sum, corresponding the long-range part.

Examples

  n          <- 10 # 10 spin sites
  mySites    <- genConfig1D(n) # Generate sites
  sumVecs    <- sumVec(mySites)