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A CHILD’S PERSPECTIVE ON BEING IN DIFFICULTY IN MATHEMATICS
DIFFICULTY MATHEMATICS
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2008/10/28
This paper is part of a study that explores learning difficulties in mathematics from the children’s point of view. An interview with a group of ten to eleven year old students is analysed with respec...
The Anderson-Friedman Absolute Objects Program: Several Successes, One Difficulty
general covariance absolute object spinor density
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2008/4/21
The Anderson-Friedman absolute objects project is reviewed. The Jones-Geroch dust 4-velocity counterexample is resolved by eliminating irrelevant structure. Torretti's example involving constant curva...