| 41. | Let R be a commutative noetherian field of characteristic p > 0.
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| 42. | Again, the coproduct of two nonzero commutative rings can be zero.
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| 43. | The approach via the definition of nowhere commutative semigroups rectifies the defect.
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| 44. | This approach leads to a theory of non-commutative projective geometry.
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| 45. | The next program illustrates non-commutative symbols in SymbolicC + +.
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| 46. | Thus the Wiener algebra is a commutative unitary Banach algebra.
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| 47. | :You are correct that it is not necessarily commutative.
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| 48. | But the analogy between these determinants and commutative determinants is not complete.
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| 49. | Gerri's family is much more open and commutative than hers.
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| 50. | In this case and generate a commutative associative algebra and, since.
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