HELLENISTIC, GREEK AND INCIENT AND MEDIEVAL CHINA

Sun Zi level up one leg of the gnomon and use the other leg as aplumb line.

He made his owm astronomical observations and recommemded ne calendar.

This book is listed as the first and one of the most important of all the text included in the Ten Mathematical Classics

Heraclides modified Cllipus' theory by adding more spheres.

SATAPATHA BRAHMANA DISCOVERED THE PI

Hipparchus was primarily an astronomer, but the beginnings of trigonometry apparenty began with him.

Attic is the ancient greek numeral system.

HE LAID FOUNDATIONS OF ALGEBRA AND ZERO CONCEPT

He wrote his mathematical manual. including formula for summing an arithmetic sequence.

He discovered obliquity of ecliptic.

IT IS THE INSTRUCTIONS USED FOR CONSTRUCTING VARIOUS GEOMETRICAL SHAPES IN BUILDING 'FIRE-ALTARS' AND TEMPLE-BASES

He is considered as first greek philosopher.

PLACE VALUE DEFINED AS THE VALUE REPRESENTED BY A DIGIT IN A NUMBER ON THE BASIS OF ITS POSITION IN THE NUMBER.

It is the branch of mathematics concerned with specific functions of angles and their application to calculation.

He proved the theorem that gives the sum and difference formulas for chords.

He explain Jiu Xian's methods for solving higher-degree root extractions.

who is the father of modern geometry?

Pythagoras believed the earth was a sphere as were sun, moon and stars, which he believed circled the earth.

3.126 IS THE 1ST VALUE OF PI

He believed sun lights moon & earth.