F06EXF (DROTI) applies a real plane rotation to a sparse real vector and a real vector.
F06EXF (DROTI) applies a real plane rotation to a sparse real vector
stored in compressed form and a real vector
in full storage form:
The plane rotation has the form generated by F06AAF (DROTG)
Dodson D S, Grimes R G and Lewis J G (1991) Sparse extensions to the Fortran basic linear algebra subprograms ACM Trans. Math. Software 17 253–263