That was a misprint. Truth is truth, regardless...and the Arabs deserve credit for advancements in mathematics.
Algebra used to be called “Euclid” and goddammit...Euclid was no moozlimb.!
the decimal system and the Hindu numeric systems (see post above) come from India
Algebra etc. also from India with Zoroastrian thought
the ancient Babylonians, Harappans etc. had mapped the heavens at least as early as 3000 BC.