The Math Book (years 0 -1400)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Ptolemy's Almagest | show 🗑
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| show | 250. Greek mathematician the father of algebra. Treatment of fractions as numbers, like integer solutions to equations.
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| show | 340. Farmer planting 9 trees in 10 rows. Put 3 in a row, 3 in a row, draw lines, hexagon reveals 3rd line. Then adjust. Important because a theorem was established free from measurements. First projective geometry.
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| Bakhshali Manuscript | show 🗑
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| Death of Hypatia | show 🗑
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| Zero | show 🗑
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| show | 800. Alcuinus a scholar from England. His book contributed to the learning of the "Number Pope" in France who redid the floor of a cathedral as an abacus and adopted Arabic numbers in place of Roman Numerals. The book has puzzles including river crossings
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| show | 830. Father of Algebra. From Persia/Baghdad. Al-jabr an operation to add the same quantity to both sides of an equation, book intended to be practical with linear & quadratic equations
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| Borrowmean Rings | show 🗑
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| show | 850. Indian book. Problem about a girl with lots of pearls on necklace. Square root of a negative doesn't exist, ellipses, etc.
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| show | 850. Arab. Formula for amicable numbers. Amicable numbers are two numbers whose proper factors sum to the other number. (220 & 284)
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| show | 953. Book written by Arab Al-Uqlidisi. Translated Euclid's works. Used decimals for first time, legacy is paper-and-pen math (instead of sand)
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| Omar Khayyan's Treatise | show 🗑
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| Al-Samawal's The Dazzling | show 🗑
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| show | 1200. Used in ancient times. Modern abacus with beads on wires in China. Predecessor to computer. Experienced users can quicky multiply, divide and find square roots.
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| show | 1202. Italian. Book introduced Hindu-Arabic numerals to Western Europe. And then of course the Fibonacci Sequence.
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| show | 1256. Arab scholar Ibn Khallikan first author to discuss this story which is important because it illustrates geometric growth.
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| show | 1350. A divergent series approaches infinity (1+2+3...). The harmonic series 1 + 1/2 + 1/3 + 1/4 also approaches infinity but much more slowly.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
kzmom314
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