Cooking Methods / Recipes

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“It's not that I'm so smart, it's just that I stay with problems longer .”

-- Albert Einstein

-- Albert Einstein

$$\cos x = \sum\limits_{n = 0}^\infty {\frac{{\left( { - 1} \right)^n x^{2n} }}{{\left( {2n} \right)!}}}$$

Cooking Methods / Recipes