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It also does not include not a new idea, indigenous alternatives, low-cost alternatives, technologies or discoveries developed elsewhere and later invented separately in India, nor inventions by Indian emigres or Indian diaspora in other places. Changes in minor concepts of design or style and artistic innovations do not appear in the lists.
Timeline of Indian innovation encompasses key events in the history of technology in the subcontinent historically referred to as India and the modern Indian state.. The entries in this timeline fall into the following categories: architecture, astronomy, cartography, metallurgy, logic, mathematics, metrology, mineralogy, automobile engineering, information technology, communications, space ...
[1] [4] [5] Zero was invented in India in the sixth century, [6] and was either transferred or reinvented by the Arabs by about the eighth century. The Arabic numeral for zero did not enter Europe until the thirteenth century. Even then, it was known only to very few, and only entered widespread use in Europe by the seventeenth century.
That is, 0 is an identity element (or neutral element) with respect to addition. Subtraction: x − 0 = x and 0 − x = −x. Multiplication: x · 0 = 0 · x = 0. Division: 0 / x = 0, for nonzero x. But x / 0 is undefined, because 0 has no multiplicative inverse (no real number multiplied by 0 produces 1), a consequence of the ...
The extent of the Indus Valley Civilisation. This list of inventions and discoveries of the Indus Valley Civilisation lists the technological and civilisational achievements of the Indus Valley Civilisation, an ancient civilisation which flourished in the Bronze Age around the general region of the Indus River and Ghaggar-Hakra River in what is today Pakistan and northwestern India.
It has been suggested that Indian contributions to mathematics have not been given due acknowledgement in modern history and that many discoveries and inventions by Indian mathematicians are presently culturally attributed to their Western counterparts, as a result of Eurocentrism. According to G. G. Joseph's take on "Ethnomathematics":
The concept of 0 as a number in decimal system, and not merely a symbol for separation is attributed to India. [ nb 1 ] [ 86 ] In India, practical decimal calculations were carried out using zero, which was treated like any other number by the 9th century CE, even in case of division.
Pages in category "Indian inventions" The following 105 pages are in this category, out of 105 total. ... 0–9. 0; A. Advanced towed artillery gun system; Ancient ...