How was discovery of brahmi numerals?

The discovery of Brahmi numerals, an ancient Indian numeral system, dates back to around the 3rd century BCE. These numerals were first recognized in inscriptions found in the Indian subcontinent, particularly in the context of the Mauryan Empire. They represent one of the earliest forms of numeral systems in history and significantly influenced the development of numeral systems in other cultures, including the Arabic numeral system. The Brahmi numerals are notable for their use of symbols to represent both numbers and the concept of zero, marking a significant advancement in mathematics.