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Indian Inventions, Discoveries and Other Contributions   [Copy link] 中文

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Post time 2007-6-18 19:14:33 |Display all floors
INVENTION OF GEOMETRY AND TRIGNOMETRY:


The brick work of Harappa and Mohenjodaro excavations shows that the people of ancient India (2500 BC) possessed knowledge of Geometry. Aryabhatta formulated the rules for finding the area of a “triangle’, which led to the origin of Trignometry.

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Post time 2007-6-18 19:15:30 |Display all floors
DISCOVERY OF ASTRONOMY:


The knowledge of the motion of heavenly bodies was discovered by Aryabhatta (499 AD), Latadeva (505 AD), and Brahmagupta (628 AD), for calculating the timing of eclipses. In Surya Sidhanta, Latadeva talked about the earth’s axis and called it SUMEGU. “ That the earth is a sphere and it rotates on its own axis” was known to Varahamihira and other Indian astronomers much before Copernicus published this theory. (Jewish Encyclopedia)

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Post time 2007-6-18 19:16:22 |Display all floors
INVENTION OF CALENDAR MAKING:


Discovery of measurement of time and discovery of nomenclature of days, months and years and invention of calendar making was made in India. In his book Surya Sidhanta Latadeva (505 AD) divided the year into 12 months, Seven planets of the solar system affect the earth’s atmosphere and their names were added to the seven days of the week, which was accepted all over the world.

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Post time 2007-6-18 19:16:57 |Display all floors
DISCOVERY OF THEORY OF GRAVITATION:


In his book Sidhanta Shiromani, Bhaskaracharya mentions about force of attraction resembling gravity, discovered centuries later by Newton. ( Jewish Encyclopedia)

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Post time 2007-6-18 19:17:31 |Display all floors
INVENTION OF IRON PRODUCTS IN 3000 BC:


The word AYAS occurs in the four Vedas which denotes iron. Ashoka Pillar at Mehrauli, New Delhi and another iron pillar in Karnataka stand proof of India’s metallurgical heritage (a study published in the magazine (The Current Science).

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Post time 2007-6-18 19:18:06 |Display all floors
INVENTION OF COPPER, BRONZE AND ZINC:


The copper and bronze artefacts date back to the Indus Valley Civilisation (2500 BC). According to treatise Rasaratnakar, Zinc was made in around 50 BC at Zawar in Rajasthan (India).

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Post time 2007-6-18 19:18:44 |Display all floors
INVENTION OF CHEMICAL PROCESSES, DYES AND CHEMICAL COLOURS:


Chemistry known as Rasayan Shastra was invented in India. Elphinston wrote in his book History of India, "They (ancient Indians) knew how to prepare the sulphate of copper, zinc and iron and carbonates of lead and iron. Rasavidya or Indian alchemy made its appearance around 5th Century AD (National Science Center, New Delhi)."

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