Singular Manual: lpVarBlockSize

| #### 7.10.4.3 lpVarBlockSize Procedure from library `freegb.lib` (see freegb_lib). Usage: lpVarBlockSize(R); R a letterplace ring Return: int Purpose: returns the variable block size of the letterplace ring, that is the number of variables of the original ring. Example:
    LIB "freegb.lib";
    ring r = 0,(x,y,z),dp;
    ring R = freeAlgebra(r, 7);
    lpVarBlockSize(R);
    ==> 3

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