Let us try to solve Grand Problem I. You may recall (Figure 2.2) that every triangle can be cut into n triangles congruent to each other if n is a perfect square (i.e., n = 1, 4, 9, 25, …). The “only” question that remains is whether a partition into n congruent triangles exists only for perfect squares n.
KeywordsCharacteristic Vector Algebraic Equation Linear Algebra Generalize Tool Coordinate Form
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