solutions
Classes
S1Anova
S1Distrib
S1Lsq
S1MaxLike
S1Min
S1Random
S1Reg
S1TimSer
S2Anova
S2Distrib
S2Lsq
S2MaxLike
S2Min
S2Random
S2Reg
S2TimSer
S3Lsq
S3Random
S4Lsq
S5Lsq
S6Lsq
S7Lsq