- [x] bijector - [x] block - [x] chain - [x] diag linear - [ ] diag plus low rank linear - [ ] Gumbel cdf - [x] inverse - [ ] lambda - [x] linear - [ ] lower upper triangular affine - [ ] masked coupling - [ ] rational quadratic spline - [x] scalar affine - [x] shift - [x] sigmoid - [ ] split coupling - [x] tanh - [x] triangular linear - [x] unconstrained affine