Description Usage Arguments Value

Calculate all basis functions over observation time points and store them as columns in a single matrix for each dimension. Also include first and second order derivative. Repeat over quadrature points.

1 | ```
prepare_basis(basis, times, nquadpts)
``` |

`basis` |
A basis object. |

`times` |
The vector contain observation times for corresponding dimension. |

`nquadpts` |
Number of quadrature points will be used later for approximating integrals. |

`Phi.mat` |
Evaluations of all basis functions stored as columns in the matrix. |

`Qmat` |
Evaluations of all basis functions over quadrature points stored as columns in the matrix. |

`Q.D1mat` |
Evaluations of first order derivative all basis functions over quadrature points stored as columns in the matrix. |

`Q.D2mat` |
Evaluations of second order derivative all basis functions over quadrature points stored as columns in the matrix. |

`quadts` |
Quadrature points. |

`quadwts` |
Quadrature weights. |

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