Baudayana was an expert in Black Yajurvda and famous for Vedanga Literature. His work on various subject in Kalpa Sutra is fully available and this make him popular. His work on Sulabsutra is now considered as a pioneering work in mathematics. Apasthamba refer him with great respect and his Sulabh sutra is earlier than Apasthamba’s. There is ample evidence in his work that the value of ‘pi’ and ‘pythogorean theorm’ were known to him.

The sloka in Baudayana Sulabsastra regarding the measure of diagonal is as follows.

The shloka is to be translated as: The diagonal of a rectangle produces by itself both (the areas) produced separately by its two sides

This theorem is basic to geometry and algebra and shows Indian were well versed in these branches of Mathematics thousands of years before the Greeks.

Baudayana is a descendant of Bodhayana who himself is son of Bodha. Nothing much known about any of them. Sayana considering himself as a descendent of Baudhayana suggest that Baudayana may be from South India. The period of Baudayana can be anywhere between 600 – 300BC. The extend of the work of Baudayana consists of six section. Apart from the four sections of Kalpa Sutra, namely Srautasutra, Grhyasutra, Dharmasutra and Sulabsutra two more section namely Dvaidhasutra, and Karmantasutra were included in his work.

Baudayana Srautasutra has 30 prasna or section with each divided into several adhyaya or chapters. This book is about the Vedic rites to be chanted for various sacrifices, like Agnihoitra, Darsapurnamasa. Caturmasya, Asvamedha etc. Dvaidhasutra deals with vaikalpa vidhis or choice given with regard to any particular rule and the Karmantasutra deals with injustion not given in Srautasutra. The last prasna of Srautasutra is the Sulabhsutra, which deals with the geometrical and mechanical details of conducting the sacrificial vedi or altar. Grihyasutra of Baudayana is in 4 prasnas, comprising of 47 adhyayas. The subject deals with this include 16 Samskaras and Prayaschittas or expiatory rites.