Differentiation Formulas
The derivative of a real-valued function measures the rate of change of a quantity (dependent variable) with respect to change in another quantity (the independent variable). Derivatives are a fundamental…
Tensor Analysis notes
In physics, there is a need to formulate the basic laws in the so-called invariant form that is one that doesn't depend on the chosen coordinate system. And here comes…
The Golden Ratio
The golden ratio The Mathematics of Nature and Aesthetics The golden ratio is an irrational number approximately equal to 1.61803 and is sometimes denoted by φ(Phi) after the mathematician Phidias…
Some Maths Facts
In roman number system ,fifteen symbols are needed to express 999 81 is the square of the sum of its digits 50 is the smallest number that can be…