Saturday, March 4, 2017

mathematics - Magic square using consecutive odd numbers -5 through 11


Using consecutive odd numbers from negative five to eleven, make a 3x3 magic square




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classical mechanics - Moment of a force about a given axis (Torque) - Scalar or vectorial?

I am studying Statics and saw that: The moment of a force about a given axis (or Torque) is defined by the equation: $M_X = (\vec r \times \...