Tag Archives: Shopping

Celebration of Cavewoman

My daughter and I were discussing innovation and inventiveness. Well, actually we weren’t but the subject got mentioned in the context of “what if….”. What if our caveman ancestor had not banged together two rocks and invented fire starting? My … Continue reading

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Models

Mathematical models are supposedly descriptions of a real phenomenon. The descriptive and predictive power of a model depends on how well the model represents the real phenomenon. Extreme precision is not necessary for a good models, so long as it … Continue reading

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Counting.

If you want to count sheep, count the legs and divide by four. This piece of faux folk-wisdom has, as is usual in such cases, a grain of truth. The human eye finds it easier to distinguish elongated objects if … Continue reading

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