The pythagorean proposition : its demostrations, analysed../
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| Опубліковано: |
Washington, D C : National Council of Teachers of Mathematics,
1968
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41
| Автор: | |
|---|---|
| Формат: | |
| Опубліковано: |
Washington, D C : National Council of Teachers of Mathematics,
1968
|
| Предмети: |