User:Wikfr/math

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Examples

 * Equivalent equation: $$2x + 4 = 12$$ where $$x$$ represent my son's age

Following the same procedure (i.e. subtract $$b$$ from both sides, and then divide by $$a$$), the general solution is given by $$x=\frac{c-b}{a}$$

ω = Angular frequency

Help:Displaying a formula

C6H12O6

ωFA


 * $$(2+n)\omega_{\rm a} + n\omega_{\rm s} - 2(1+n)\omega_{\rm c} = 0$$

where n is the form factor of the planetary gear, defined by:
 * $$n = Ns/Np$$

Robert Willis (engineer): Principles of mechanism

Robert Willis: Principles of mechanism, Longmans, Green, London (1841 and 1870)