By Christian Constanda

ISBN-10: 1848825382

ISBN-13: 9781848825383

ISBN-10: 1848825390

ISBN-13: 9781848825390

Imagine algebra classification meets The Hitchhiker’s advisor to the Galaxy…

Meet JJ, an strange personality with a special vantage place from which he can degree and display screen humanity’s development. Armed with a tool that compels throughout it to inform the reality, JJ deals a satirical evaluate of our attitudes to numeracy and good judgment, touching upon numerous points of existence on the earth alongside the way in which, from the legal justice method and people’s use of language to street using and sleek art.

A number of mathematically-flavored tales and jokes, interlaced with puzzles, paradoxes and difficulties, fuse jointly in an unique, free-flowing narrative that would interact and amuse a person with an curiosity within the matters confronting society this day. JJ demonstrates how a scarcity of common mathematical wisdom can taint our paintings and basic pondering and displays upon the significance of what's arguably our most dear weapon opposed to lack of understanding: a legitimate mathematical education.

What is JJ’s diagnosis for our destiny? There’s just one technique to locate out...

"Numbers, common sense, human habit and extraterrestrial beings: this precise e-book blends all of them right into a eye-catching narrative of great speak and satire, the place wit and scholarly info are counterpointed via instructive puzzles and mathematical enjoyable. A ‘must learn’ for anyone who appreciates humor and culture."

Stanislav Potapenko, division of Civil and Environmental Engineering, collage of Waterloo, Canada

"... a true satisfaction. Constanda has controlled to intertwine tales, puzzles, good judgment and a few very wealthy arithmetic suggestions right into a very readable, relaxing novel... i feel this publication may be within the own library of each highschool arithmetic teacher."

Tom Becvar, St Louis collage highschool, USA

"…a hugely readable, specified and interesting mix of humor, arithmetic and social observation that's authentic, academic and, extra importantly, comprehensible. Given what's occurring in today’s society, J.J. Moon brings arithmetic again to earth! I’ll by no means battle through the auto purchasing procedure back with out wondering rip-off 16!"

Jerry Hoopert, vice president / leader Administrative Officer, Tulsa lecturers credits Union, USA

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Extra info for Dude, Can You Count?: Stories, Challenges, and Adventures in Mathematics

Example text

Speaking as a parent, I would feel deeply betrayed to see my son and daughter handicapped by their second-rate education when they compete in the job market with properly schooled candidates. Gan: How do the teachers survive in their jobs? Joe: The seasoned ones make the best of a bad situation and eventually get something out of nothing. The less experienced are having a hard time of it and may be forced to adopt desperate tactics to keep their heads above water. This shouldn’t come as a surprise.

The less experienced are having a hard time of it and may be forced to adopt desperate tactics to keep their heads above water. This shouldn’t come as a surprise. Not long ago, our state education department ‘realigned’ the end-of-instruction algebra exam to bring it closer, they explained, to what ninth-graders were being taught. The rate of demonstrated proficiency more than doubled! When the generals get away with fraud on that scale, why should the foot soldiers be condemned if they massage a few scores?

Ii) The logarithmic function f (x) = ln x (see p. 3) if ln(x + y) = ln x + ln y = ln(xy), x, y > 0. Exponentiating on both sides, we find that this is equivalent to x + y = xy, which leads to x= y , y−1 y = 1. Hence, the desired set is (x, y) : x, y real, x, y > 0, y = 1, x = y . 3) if c2 x2 = cx2 , c ≥ 0. This is equivalent to c(c − 1)x2 = 0, or c=0 or c = 1 or x = 0. Thus, we arrive at the set (x, c) of the form (x, 0) or (x, 1), x real, or (0, c), c ≥ 0 . One important thing should be very clear: when we say that a mathematical operation has a certain property, we automatically imply that the property in question holds for all the members of the set where the operation is defined, and not just for some.

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Dude, Can You Count?: Stories, Challenges, and Adventures in Mathematics by Christian Constanda


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