LegendrePolynomials (OREKIT 12.2.1 API)

java.lang.Object
- org.orekit.utils.LegendrePolynomials

```
public class LegendrePolynomials
extends Object
```
Computes the P_nm(t) coefficients.
The computation of the Legendre polynomials is performed following: Heiskanen and Moritz, Physical Geodesy, 1967, eq. 1-62

Since:

11.0

Author:

Bryan Cazabonne

Constructor Summary

Constructors
Constructor	Description
`LegendrePolynomials(int degree, int order, double t)`	Create Legendre polynomials for the given degree and order.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

double getPnm(int n, int m)
Return the coefficient P_nm.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - LegendrePolynomials
```
public LegendrePolynomials(int degree,
                           int order,
                           double t)
```
    Create Legendre polynomials for the given degree and order.
    
    Parameters:
    
    degree - degree of the spherical harmonics
    
    order - order of the spherical harmonics
    
    t - argument for polynomials calculation
- Method Detail
  - getPnm
```
public double getPnm(int n,
                     int m)
```
    Return the coefficient P_nm.
    
    Parameters:
    
    n - index
    
    m - index
    
    Returns:
    
    The coefficient P_nm