Høyrup, J. (1993). On Subtractive Operations, Subtractive Numbers, and Purportedly Negative Numbers in Old Babylonian Mathematics.
Chicago-Zitierstil (17. Ausg.)Høyrup, J. On Subtractive Operations, Subtractive Numbers, and Purportedly Negative Numbers in Old Babylonian Mathematics. 1993.
MLA-Zitierstil (8. Ausg.)Høyrup, J. On Subtractive Operations, Subtractive Numbers, and Purportedly Negative Numbers in Old Babylonian Mathematics. 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.