Calculus

CalculusApplication oriented introduction relates the subject as closely as possible to science. In depth explorations of the derivative, the differentiation and integration of the powers of x, and theorems on differentiation and antidifferentiation lead to a definition of the chain rule and examinations of trigonometric functions, logarithmic and exponential functions, techniques of integration, polar coordinates, much more. Clear cut explanations, numerous

tale collected

fountain pens

methods of stamping

This beautifully illustrated guide reveals the power of crystals: how they work and how to choose the correct ones in order to employ their unique benefits

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errol flynn

presents his ideas and theories in a form that the English-speaking world can assimilate easily

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the ibis-headed god of wisdom

magnifying glass

And you probably didn't realize what a great variety of figures can be formed by a single loop of string

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