characteristic_function_to_density2d: log density from char func using fft phi(x,y) on the grid...

View source: R/charfuncUtil.R

characteristic_function_to_density2dR Documentation

log density from char func using fft \phi(x,y) on the grid [a_x,b_x] x [a_y, b_y]

Description

log density from char func using fft \phi(x,y) on the grid [a_x,b_x] x [a_y, b_y]

Usage

characteristic_function_to_density2d(
  logphi,
  n2_x,
  n2_y,
  interv_x,
  interv_y,
  logphi_prev = NULL
)

Arguments

logphi

- (function) logphi(x,y) should return log( \phi(x,y)) the grid of kron(x,1) and kron(y,1)

n2_x

- (1) power of 2 for number of point evaluations of x dir

n2_y

- (1) power of 2 for number of point evaluations of y dir

interv_x

- (2x1) [a_x,b_x]

interv_y

- (2x1) [a_y,b_y]


davidbolin/ngme documentation built on Dec. 5, 2023, 11:48 p.m.