| CF | Classical F test for mixed effects model | 
| cov_squared_jackknife | Jackknife estimate of the squared covariance between two time points | 
| dataformat_wide_to_long | Convert data from wide format to long format | 
| eu | A function to calaculate cell residues. | 
| fun.sigijj12 | Unbiased estimate of $sigma_ijj1^2$ | 
| Heter.test | Heteroscedastic test for functional data | 
| NorRanGen | Generate a vector of random effects with specific correlation structure and given variance | 
| sigma4 | Unbiased estimate of squared variance $sigma^4$ based on U-statistic of an i.i.d. sample | 
| sigma4bootstrap | Bootstrap estimate of $sigma^4$ using an i.i.d. sample | 
| sigma4jackknife | Jackknife estimate of $sigma^4$ using an i.i.d. sample | 
| taufun | An intermediate function to calculate the partial sums | 
| tcontrast | Test of no contrast effect of the treatments |