diag_est                Stochastic diagonal estimation
effective_dim           Effective dimension and recommended
                        preconditioner rank
grm_matrix              Lazy genomic relationship matrix
kernel_matrix           Lazy kernel matrix
nystrom                 Randomized Nystrom approximation
nystrom_precond         Nystrom preconditioner
pcg                     Preconditioned conjugate gradients
plot.pcg_result         Plot the convergence of a conjugate gradient
                        solve
plot.reml_sketch        Plot the path of a REML fit
plot.rpchol             Plot the error of a randomly pivoted Cholesky
                        approximation
reml_exact              Variance components by exact dense REML
reml_sketch             Variance components by sketched REML
rpchol                  Randomly pivoted Cholesky
sim_genomic             Simulate a genomic data set
trace_est               Stochastic trace estimation
