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Lesson 10 of 20 · about 16 min

Independence, basis and dimension

Printers use four inks, but colors only need three numbers. One ink is redundant, at least in theory. You'll turn 3D arrows around to see when one of them adds nothing new, pick the smallest set of arrows that still reaches everywhere, and pin down what "dimension" really means.

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In this lesson you'll learn:

  • Linearly independent
  • Basis and dimension

Free to try in F08 Linear Algebra:

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