Scientists of ancient india

Many scientists born in India in ancient period, which have did remarkable research in various fields of science.
This PPT includes brief information of ancient Indian scientists Bhaskaracharya, Yadnyavalkya, Varahmihira, Vishwakarma, Budhayan, Aryabhatta, Brahmagupta.
This PPT was created by a group of students in SY class of V. G. Vaze College, for University of Mumbai - Semester III - FC course.

1. SCIENTISTS OF ANCIENT INDIA

2. INTRODUCTION THE HISTORY OF SCIENCE AND TECHNOLOGY IN THE INDIAN SUBCONTINENT BEGINS WITH PREHISTORIC HUMAN ACTIVITY THE INDUS VALLEY CIVILLIZATION TO EARLY STATES AND EMPIRES THE RELIGIOUS TEXTS OF THE VEDIC PERIOD PROVIDE EVIDENCE FOR THE USE OF LARGE NUMBERS BY THE TIME OF LAST VEDA, THE YAJURVEDASAMHITA (1200 – 900 BCE). NUMBERS ARE AS HIGH AS {10^[12]} WERE BEING INCLUDED IN THE TEXTS

3. A COUNTRY WITH RICH CULTURAL BACKGROUND HAD A SOUND ATMOSPHERE THAT ENCOURAGED RESEARCH IN VARIOUS ASPECTS OF LIFE. SOME OF THE SCIENTISTS WHO PLAYED A STELLAR ROLE IN TAKING THIS COUNTRY TO A DIFFERENT DIMENSION ARE CATOGARISED IN FIELDS LIKE : ASTRONOMY MEDICINE & YOGA CHEMISTRY AGRICULTURE & GEOLOGY ARCHITECTURE MATHEMATICS

4. Astronomy

5. ASTRONOMY BHASKARA CHARYA : PERIOD - 1114 AD INVENTIONS - CALCULUS METHOD - MEASURE OF PLANETARY MOTION C. BOOKS – 1) SIDDHANT SHIROMANI 2) LEELAVATI 3) KARNAKUTUHAL YADNYAVALKYA : PERIOD : 1800 BC INVENTIONS : MOON SUN IN MILES IN MILES DIAMETER 2160 864000 DIST. FROM EARTH 234000 93500000 RATIO 108 108

6. Shankuyantram

7. VARAHMIHIRA : PERIOD : 499 TO 587 AD INVENTIONS : FORCE OF ATTRACTION TO EARTH BOOK : BRIHAT- SAMHITA,BRIHA JATAKA SPECIALITY : ONE OF THE NINE JEWELS OF THE COURT OF MAHARAJA VIKRAMADITYA & GURU OF ARYABHATTA ARYABHATTA : PERIOD : 476 AD INVENTIONS: 1)PERIOD OF ROTATION OF EARTH THAT 23 HRS.56 MIN. 4.1 SEC 2)ECLIPSE OF SUN & MOON 3)ELLIPSE ORBIT 4)SOLAR DAY /HELOCENTRIC THEORY OF g C . BOOKS : ARYABHATTIY SPECIALITIES: A SATELLITE WAS LANCHED ON 19 TH MARCH 1975 AS ARYABHATTA SATELLITE

8. Medicine and Yoga

9. MEDICINE & YOGA DHANVANTARI : CONSIDERED AS GOD OF MEDICINE GURU OF FAMOUS ANCIENT SERGEON SUSHRUTA THERE IS A MYTH THAT GURU DHANVNTARI CAME OUT AT THE TIME OF CHURNING OF OCEAN AS “ AMRUTA KALASHA ” SUSHRUTA : PERIOD : 100 AD INVENTIONS :ANTISEPTIC SURGERY, ANESTHESIA SURGERY, CATARACT, KIDNEY TRANSPLANT, SUTURES BOOKS : SUSHRUTA- SAMHITA SPECIALITIES : A FAMOUS PROFESSOR OF AYURVEDA & A MASTER SURGEON

10. CHARAK : PERIOD : BETWEEN 100 BCE – 200 BCEINVENTIONS : 1) CAUSE & EFFECT RELATIONSHIP 2) PEVENTION IS BETTER THAN CURE 3) THERE ARE 360 BONES IN HUMAN BODY LIMITATIONS : 1) HE STATED THAT HEART HAS ONLY 1 COMPARTMENT WHICH WAS PROVED WRONG 2) HE IGNORED THE CONCEPT OF MICRO- ORGANISMS BOOK : CHARAK- SAMHITA SPECIALITIES : FOUND MEDICINAL VALUE OF EVERY PLANT PATANJALI : PERIOD : 200 BC INVENTION : FOUND OUT THAT OM IS SPOKEM AS SOUND OF GOD BOOK : YOGSUTRA SPECIALITY : FATHER OF YOGVIDYA

11. Chemistry

12. CHEMISTRY KANAD : PERIOD : 620 AD INVENTIONS : 1) MATTER IS INDIVISIBLE, INVISIBLE, UNCHANGED & UNDESTROYABLE 2) HEAT CHANGE CHARACTERS OF ATOM 3) CONCEPT OF CHEMICAL CHANGE BOOK : VAISHESHIK SUTRAS OF KANADA D . SPECIALITY : FATHER OF CHEMISTRY NAGARJUNA : PERIOD : 931 AD INVENTIONS : GLASS, NATURAL COLOURS, CRYSTALS BOOKS : 1) RASARATNAKAR 2)AAROGYAMANJIRI 3) YOGSAAR 4) YOGSHATAK D. SPECIALITY : A WELL KNOWN CHEMIST AS WELL AS BUDDHIST PHILOSPER

13. Geology

14. AGRICULTURE & GEOLOGY VARAHAMIHIRA : PERIOD : 499 AD TO 587 AD INVENTIONS : GROUND WATER LEVELS SPECIALITY : FAMOUS FOR HIS STUDIES IN ENVIRONMENT & GEOLOGY AS WELL AS WE PREVIOUSLY GOT THROUGH HIS ASTRONOMICAL INVENTIONS

15. Architecture

16. ARCHITECTURE VISHWAKARMA : FOREMOST ARCHITECT & CRAFTSMAN OF DEALOKA CITIES MAKER OF SUDARSHAN CHAKRA OF LORD VISHNU, TRISHUL OF LORD SHIVA & VAJRA OF LORD INDRA

17. Mathematics

18. Mathematics Budhayan Discovered value of Pi up to 31 digits Panini decoded 1 st Natural language Processing ( NLP ) System Aryabhatta Wrote book : Aryabhatiya , Aryabhatta Siddhant. Invented methods to find square roots and cube roots and also funded the concept of Zero

19. contd... Brahmagupta Scholor in 7 th Century Book - Brahmasputa Siddhantika Discovered negative numbers and invented decimal system for calculation, operations on zero Bhaskaracharya Mathematician and Astronomer in 12 th Cebtury Proposed Cyclic Method to solve Algebric Expressions

20. THANK YOU