Sunday, 28 April 2013
Monday, 15 April 2013
Thursday, 11 April 2013
Algebra
History of algebra
The start of algebra as an area of mathematics may be dated to the end of 16th century, with François Viète's work. Nevertheless some earlier works may be considered as algebra and constitute the prehistory of algebra.
Sunday, 7 April 2013
Important Number Systems
Important Number Systems
-Natural 0, 1, 2, 3, 4, ... or 1, 2, 3, 4, ...
-Integers ..., −5, −4, −3, −2, −1, 0, 1, 2, 3, 4, 5, ...
-Rational a⁄b where a and b are integers and b is not zero
-RealThe limit of a convergent sequence of rational numbers
-Complexa + bi or a + ib where a and b are real numbers and i is the square root of −1
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