1. The formula you are referring to is often called the "formula of Mohammad bin Musa" in some Islamic countries because of the historical contributions of Mohammad ibn Musa al-Khwarizmi. 2. Al-Khwarizmi was a Persian mathematician whose works in the 9th century laid the groundwork for algebra, including methods to solve quadratic equations. 3. Although the exact quadratic formula as we use today was developed later, his systematic approach to solving equations is foundational. 4. In many Islamic educational traditions, his name is honored by associating the quadratic formula with him as a tribute to his pioneering work. 5. This naming reflects cultural respect and recognition of his influence rather than the formula being invented solely by him. 6. So, while the quadratic formula is a collective mathematical achievement, it is culturally referred to by his name in some regions.