Introduction
Construct and order the Integers set Z
Add and subtract two integers of any sign
Multiply Integers of any signs
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Exploration of the multiplication in Z (5:17)
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The commutative monoids (Z,x) and (Z*,x) (8:09)
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The commutative ring (Z,+,x) (5:07)
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Exponentiation of an integer of any sign (5:51)
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Master Computation with addition, subtraction, multiplication and exponentiation (9:09)
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Computation in the commutative ring (Z,+,x) (pdf)
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Section 4 Test
The ordered commutative group (Z,+,≤)
The ordered commutative ring (Z,+,x,≤)
Final assessmant - The Polynomial functions in Z
Conclusion
