LSST Applications g013ef56533+d2224463a4,g199a45376c+0ba108daf9,g19c4beb06c+9f335b2115,g1fd858c14a+2459ca3e43,g210f2d0738+2d3d333a78,g262e1987ae+abbb004f04,g2825c19fe3+eedc38578d,g29ae962dfc+0cb55f06ef,g2cef7863aa+aef1011c0b,g35bb328faa+8c5ae1fdc5,g3fd5ace14f+19c3a54948,g47891489e3+501a489530,g4cdb532a89+a047e97985,g511e8cfd20+ce1f47b6d6,g53246c7159+8c5ae1fdc5,g54cd7ddccb+890c8e1e5d,g5fd55ab2c7+951cc3f256,g64539dfbff+2d3d333a78,g67b6fd64d1+501a489530,g67fd3c3899+2d3d333a78,g74acd417e5+0ea5dee12c,g786e29fd12+668abc6043,g87389fa792+8856018cbb,g89139ef638+501a489530,g8d7436a09f+5ea4c44d25,g8ea07a8fe4+81eaaadc04,g90f42f885a+34c0557caf,g9486f8a5af+165c016931,g97be763408+d5e351dcc8,gbf99507273+8c5ae1fdc5,gc2a301910b+2d3d333a78,gca7fc764a6+501a489530,gce8aa8abaa+8c5ae1fdc5,gd7ef33dd92+501a489530,gdab6d2f7ff+0ea5dee12c,ge410e46f29+501a489530,geaed405ab2+e3b4b2a692,gf9a733ac38+8c5ae1fdc5,w.2025.41
LSST Data Management Base Package
Loading...
Searching...
No Matches
lsst::meas::modelfit::detail::Vandermonde< N > Class Template Reference

Class that computes rows of the Vandermonde matrix and related matrices; the dot product of these row vectors with the polynomial coefficient vectors evaluates the polynomial (or computes a derivative). More...

#include <polynomials.h>

Public Types

typedef Eigen::Matrix< double, 1, N > RowVector
 

Static Public Member Functions

static RowVector eval (double x)
 Return a row vector that product with a polynomial coefficient vector[ evaluates the polynomial at x.
 
static RowVector differentiate1 (double x)
 Return a row vector whose product with a polynomial coefficient vector evaluates the first derivative at x.
 
static RowVector differentiate2 (double x)
 Return a row vector whose product with a polynomial coefficient vector evaluates the second derivative at x.
 
static RowVector moment (double x0, double x1, int m=0)
 Return a row vector whose product with a polynomial coefficient vector computes the integral of p(x) x^m dx from x0 to x1.
 

Detailed Description

template<int N>
class lsst::meas::modelfit::detail::Vandermonde< N >

Class that computes rows of the Vandermonde matrix and related matrices; the dot product of these row vectors with the polynomial coefficient vectors evaluates the polynomial (or computes a derivative).

Definition at line 37 of file polynomials.h.

Member Typedef Documentation

◆ RowVector

template<int N>
typedef Eigen::Matrix<double,1,N> lsst::meas::modelfit::detail::Vandermonde< N >::RowVector

Definition at line 39 of file polynomials.h.

Member Function Documentation

◆ differentiate1()

template<int N>
static RowVector lsst::meas::modelfit::detail::Vandermonde< N >::differentiate1 ( double x)
static

Return a row vector whose product with a polynomial coefficient vector evaluates the first derivative at x.

◆ differentiate2()

template<int N>
static RowVector lsst::meas::modelfit::detail::Vandermonde< N >::differentiate2 ( double x)
static

Return a row vector whose product with a polynomial coefficient vector evaluates the second derivative at x.

◆ eval()

template<int N>
static RowVector lsst::meas::modelfit::detail::Vandermonde< N >::eval ( double x)
static

Return a row vector that product with a polynomial coefficient vector[ evaluates the polynomial at x.

◆ moment()

template<int N>
static RowVector lsst::meas::modelfit::detail::Vandermonde< N >::moment ( double x0,
double x1,
int m = 0 )
static

Return a row vector whose product with a polynomial coefficient vector computes the integral of p(x) x^m dx from x0 to x1.


The documentation for this class was generated from the following file: