115     create_h1_basis(c::Ceed, topo::Topology, ncomp, nnodes, nqpts, interp, grad, qref, qweight)
123 - `nnodes`:  Total number of nodes.
125 - `interp`:  Matrix of size `(nqpts, nnodes)` expressing the values of nodal basis functions
127 - `grad`:    Array of size `(dim, nqpts, nnodes)` expressing derivatives of nodal basis
138     nnodes,  argument
146     @assert size(interp) == (nqpts, nnodes)
147     @assert size(grad) == (dim, nqpts, nnodes)
161         nnodes,
173     create_hdiv_basis(c::Ceed, topo::Topology, ncomp, nnodes, nqpts, interp, div, qref, qweight)
181 - `nnodes`:  Total number of nodes.
183 - `interp`:  Matrix of size `(dim, nqpts, nnodes)` expressing the values of basis functions
185 - `div`:     Array of size `(nqpts, nnodes)` expressing divergence of basis functions at
196     nnodes,  argument
204     @assert size(interp) == (dim, nqpts, nnodes)
205     @assert size(div) == (nqpts, nnodes)
219         nnodes,
231     create_hcurl_basis(c::Ceed, topo::Topology, ncomp, nnodes, nqpts, interp, curl, qref, qweight)
239 - `nnodes`:  Total number of nodes.
241 - `interp`:  Matrix of size `(dim, nqpts, nnodes)` expressing the values of basis functions
243 - `curl`:    Matrix of size `(curlcomp, nqpts, nnodes)`, `curlcomp = 1 if dim < 3 else dim`)
254     nnodes,  argument
263     @assert size(interp) == (dim, nqpts, nnodes)
264     @assert size(curl) == (curlcomp, nqpts, nnodes)
278         nnodes,
392     nnodes = Ref{CeedInt}()
393     C.CeedBasisGetNumNodes(b[], nnodes)
394     nnodes[]