7. 60.00%
We were the leading
economy before 1500 AD
50.00%
40.00%
% of World GDP
India
China
30.00%
Roman Empire
Islamic Caliphate
West Asia
20.00%
Western Europe
United States
10.00%
0.00%
1 AD 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 1950 2007
AD AD AD AD AD AD AD AD AD AD AD AD AD AD AD AD AD AD AD AD
Time
8.
9. Army Army size
Current Indian 4,768,407
Army
Army of USA 2,927,754
Indian 1,090,000
Emperor
Pulakesi II‟s
army (630 AD)
Indonesia 982,000
Germany 451,425
Roman Army 375,000
at its peak
Large ancient 200,000
Chinese army
Argentina 104,340
10. Mathematics
Bhaskarachary He furthered
a ll Indian calculus by
documenting
(1114 AD) derivatives of
trigonometric
functions and
using maxima
minima rules for
astronomical
calculations.
And he lived 500
years before
Newton!
Aryabhatta Among many
other identities:
(476 AD)
Σ (k3) = (Σ k)2
11. Science
AcharyaSushrut First to perform
a plastic and
cataract surgery
(600 BCE) and use
magnets in
surgical
operations
Acharya Formulated the
Kanada atomic theory
before the
(600 BCE) Greeks.
Bhaskaracharya Determined the
II time for the earth
to orbit the sun
(1114 AD) as:
365.2587 days
14. “When the Romans
came here they
described common
people wearing
pearls on their feet.”
It is written in Roman
texts, „they mock us
by wearing pearls on
their feet‟.