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Everything about Counting rods
Small bars used for calculating in ancient East Asia
Counting rods (筭) are small bars, typically 3–14 cm long, that were used by mathematicians for calculation in ancient East Asia. They are placed either horizontally or vertically to represent any integer or rational number. Wikipedia →
🧭 Start here: a 6-step reading path
- Read the overview: Counting rodsA 5-minute orientation
- Pick up a classic book: American FilmThe most-reprinted book on the subject
- Read the landmark paper: Counting on natural products for drug designCited 1,180 times
- Go sideways: Suzhou numeralsA closely related topic
- Go sideways: Hindu–Arabic numeral systemA closely related topic
📖 Definitions
Noun plural of counting rod
🗂️ The subject at a glance
🏆 Landmark papers (most cited)
Counting on natural products for drug design
Four hundred and sixty brands of e-cigarettes and counting: implications for product regulation
Counting and cutting cycles of lines and rods in space
Large Numbers and Counting Rods
Research on accurate counting method of drill rods during underground drilling process using target monitoring algorithm
Accuracy of counting of leveling rods
Administrative Officials and the Use of Counting Rods in Ancient China - Practical Applications and Symbolic Significance in Administrative Practice -
📚 Books worth reading
American FilmAmerican Film Institute · 1975
Hong lou mengTsʻao, Hsüeh-chʻin. · 1900
One Red Tomato Counting to TwentySoren Pilman, Karen Pilman · 2019
Math expressionsKaren C. Fuson · 2006
NanosystemsK. Eric Drexler · 1992
To have and to hitDorothy Ayers Counts, Judith K. Brown · 1999- 📕Learning my numbersLinda Null · 2007
Monitoring threatened species and ecological communitiesSarah Legge, David Lindenmayer · 2018
Ranked by number of editions on Open Library, a rough measure of how lasting a book is.
🔗 Related topics
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- Chinese numerals Chinese numerals are words and characters used to denote numbers in written Chinese. Speakers of Chinese languages use three written numeral systems: the…
- Numerals in Unicode A numeral (often called number in Unicode) is a character that denotes a number. The decimal number digits 0–9 are used widely in various writing systems…
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- Rod calculus Rod calculus or rod calculation was the mechanical method of algorithmic computation with counting rods in China from the Warring States to Ming dynasty…