| cholesky | Efficient Cholesky decomposition |
| createEngine | Create a Zigzag-HMC engine object |
| createNutsEngine | Create a Zigzag-NUTS engine object |
| getInitialPosition | Get an eligible initial value for a MTN with given mean and truncations |
| getZigzagSample | Draw one MTN sample with Zigzag-HMC or Zigzag-NUTS |
| harmonicHMC | Sample from a truncated Gaussian distribution with the harmonic HMC |
| setMean | Set the mean for the target MTN |
| setPrecision | Set the precision matrix for the target MTN |
| zigzagHMC | Sample from a truncated Gaussian distribution |