| ... | ... | @@ -3,16 +3,17 @@ This library provides a set of functions for computation derivatives using spect | 
|  |  | Generic name of a function is `wderiv_operation_Nd_t`, where: | 
|  |  | * `wderiv`: fixed, function belongs to *wderiv* lib, | 
|  |  | * `operation`: | 
|  |  | * dfdx | 
|  |  | * dfdy | 
|  |  | * dfdz | 
|  |  | * d2fdx2 | 
|  |  | * `dfdx` : $`\frac{\partial f}{\partial x}`$ | 
|  |  | * `dfdy` : $`\frac{\partial f}{\partial y}`$ | 
|  |  | * `dfdz` : $`\frac{\partial f}{\partial z}`$ | 
|  |  | * `d2fdx2` : $`\frac{\partial^2 f}{\partial x^2}`$ | 
|  |  | * d2fdy2 | 
|  |  | * d2fdz2 | 
|  |  | * dnfdxn | 
|  |  | * dnfdyn | 
|  |  | * dnfdzn | 
|  |  | * gradient | 
|  |  | * `gradient2` : $`|\nabla f|^2`$, see [here for computation details](Gradient square) | 
|  |  | * divergence | 
|  |  | * ... | 
|  |  | * `N`: | 
| ... | ... |  |