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 Just for fun: map as ‘higherorder function’ in bash
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Tag Archives: size
BBC Business Daily – interview with Arthur Laffer
In other news, Art Laffer has become a parody of himself. Deliberately misrepresenting the flat tax. Making it sound like 12% is a tax cut for most Americans, when in fact the effective tax rate for everyone making under $100k … Continue reading
Posted in Uncategorized
Tagged Arthur Laffer, austerity, ceteris paribus, crowding out, data, economics, economists, elasticity, GDP, government spending, Greece, incentives, Ireland, Laffer curve, magnitude, making sh*t up, markets, measurement, private markets versus government frame, reasoning, size, size of government, Spain, tax, tax avoidance, tax evasion, tax policy, tax rates, UK, USA
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[I]n the late 1920’s and early 1930’s…. There were lots of deep thoughts [in economics], but a lack of quantitative results. … It is usually not of very great practical or even scientific interest to know whether the [causal] influence … Continue reading
Quote
February 27, 2012
Tagged academia, Alfred Nobel, Bank of Sweden, data, dynamite, econometrics, economics, education, elasticity, experiment, facts, human factors, ideation, laureate, magnitude, math, mathematics, maths, measurement, quantification, science, size, statistics, theory, Trygve Haavelmo
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[G]eometry and number[s]…are unified by the concept of a coordinate system, which allows one to convert geometric objects to numeric ones or vice versa. … [O]ne can view the length ❘AB❘ of a line segment AB not as a number … Continue reading
Measure: Sizing up the Continuum
For those not in the know, here’s what mathematicians mean by the word “measurable”: The problem of measure is to assign a size ≥ 0 to a subset of ℝ. In other words, to answer the question: How big is that? Like, how big … Continue reading
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Tagged axiom of choice, ℝ, ∞, big, continuum, Dedekind cut, functionals, G. H. Meisters, Henri Lebesgue, infinite, infinity, math, mathematics, maths, measure, measure theory, real numbers, Richard Dedekind, set function, set theory, size, the continuum
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Angle = Volume
This is trippy, and profound. The determinant — which tells you the change in size after a matrix transformation 𝓜 — is just an Instance of the Alternating Multilinear Map. (Alternating meaning it goes + − + − + − + … Continue reading
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Tagged abstract, angle, deep, determinant, differential form, direction, linear algebra, linear operator, linear transforms, mapping, math, mathematics, maths, matrix, multilinear map, shape, size, tensor, trippy, vector, volume
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The Hotness Scale
One example of a total ordering ≤ is the “hotness” scale from 1–10. Because of the widespread disagreement about the meaning of the numbers, the only thing one can infer based on a man’s rating of a woman is that … Continue reading
Posted in Uncategorized
Tagged attraction, boys, comparable, distance, geometry, girls, hotness, LGBTQ, liking, math, mathematics, maths, measures, metric, metric spaces, metrics, norm, norms, partially ordered set, partially ordered sets, poset, posets, quantification, sex, sex appeal, sexiness, size
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Unmeasurable Distances
I wrote earlier about the many different ways to measure distance. One way I didn’t include is unmeasurable distance. Sometimes A is tastier, sexier, cooler, more interesting, or otherwise better endowed than B … but it’s impossible to quantify by … Continue reading
Posted in Uncategorized
Tagged comparable, distance, economics, education, geometry, imagination, math, mathematics, maths, metric, metric spaces, metrics, norm, norms, philosophy, preference, preorder, rank, ranking, size, total order, unmeasurable distance, utility
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