From what I'm coming across it seems she may have written the books but the Wachowskis made the film. Apparently there was a court case over it.
Discussion
What books exactly ? I never heard
Seems she wrote a book called the third eye which she claims was the inspiration for the matrix.
https://www.snopes.com/fact-check/sophia-stewart-matrix-lawsuit/
Thank, interesting, I’ll check it out