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Pat Ballew
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On This Day in Math - February 27
Andromeda Galaxy which Hubble measured to be 300,000 parsecs away. Mathematical Knowledge adds a manly Vigour to the Mind, frees it from Prejudice, Credulity, and Superstition. ~John Arbuthnot The 58th day of the year; 58 is  the sum of the first seven pri...

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On This Day in Math - February 26
Euler calculated without effort, just as men breathe, as eagles sustain themselves in the air. ~Francois Arago The 57th day of the year; 57(base ten) is written with all ones in base seven. It is the last day this year that can be written in base seven with...

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On This Day in Math - February 25
Cathedral Church of St Paul the Apostle *Wik People must understand that science is inherently neither a potential for good nor for evil.  It is a potential to be harnessed by man to do his bidding. ~Glenn T. Seaborg The 56th day of the year; There are 56 n...

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On This Day in Math -February 24
3D Lichtenberg Figures *Wik Information is the resolution of uncertainty. ~Claude Shannon The 55th day of the year; 55 is the largest triangular number that appears in the Fibonacci Sequence. ( Is there a largest square number? ) 55 is also a Kaprekar Numb...

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On This Day in Math - February 23
Gauss memorial in Brunswick Pauca sed matura. (Few, but ripe.) ~Carl F. Gauss, His motto. He would limit his publications to work he regarded as complete and perfect. Rubik's cube has 54 squares The 54th day of the year; 54 is the smallest number that can b...

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On This Day in Math - February 22
Illustration from "On the forms of plane quartics", by Ruth Gentry Suppose a contradiction were to be found in the axioms of set theory. Do you seriously believe that a bridge would fall down? ~Frank P. Ramsey The 53rd day of the year; the month and day are...

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On This Day in Math - February 21
Durer Perspective My mother said, "Even you, Paul, can be in only one place at one time." Maybe soon I will be relieved of this disadvantage. Maybe, once I've left, I'll be able to be in many places at the same time. Maybe then I'll be able to collaborate w...

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On This Day in Math - February 20
A mathematician will recognise Cauchy, Gauss, Jacobi or Helmholtz after reading a few pages, just as musicians recognise, from the first few bars, Mozart, Beethoven or Schubert. ~Ludwig Boltzmann The 51st day of the year; 51 is the number of different paths...

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On This Day in Math - February 19
Copernicus statue at Olsztyn Castle It is true that a mathematician who is not somewhat of a poet, will never be a perfect mathematician. ~Karl Weierstrass The 50th day of the year; 50 is the smallest number that can be written as the sum of two squares in ...

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On This Day in Math - February 18
Leon Battista Alberti, De pictura and Elementa *Museo Galileo The power of mathematics rests on its evasion of all unnecessary thought and on its wonderful saving of mental operations. ~Ernst Mach The 49th day of the year; lots of numbers are squareful (div...
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