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>be me
>doing HW for Linear algebra
>finding eigenvalues and eigenvectors and whatnot
>answer does not match the one in the book
>think I'm a brainlet
>check the chapter example
>the example uses a 9 somewhere in the matrix but when the steps start they use a 6
>person who owned the book before me fixed some mistakes
>stuck on a problem for hours trying to figure out where I went wrong
>next day
>ask to do problem in class
>prof does all work out
>everything including answer is what I had
>all other students agree and ask about the books answer
>"that must be a typo" says the prof
>mfw
And this wasn't the only case of this happening. Typos like this happen in multiple parts of the book. How does a book with this many fuckups get past the publication process?
In /sci/s experience, what is the textbook with the most amount of typos?
>>
This is the textbook I was using
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Write a letter to the publishers listing all the typos you found.
Hopefully they can correct them in the next edition
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>>8539480
Engineering Mathematics. Throw that shit in the garbage.
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>>8539512
I might if the book wasn't published 9 years ago. I assume there's a new edition out by now
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>>8539476
You should be able to figure out it's a typo. Also, use Matlab to double check calculation.
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>>8539476
>doing chem problems
>solution is written 700mm instead of 700nm
>mfw 700mm wavelength
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>>8539495
>next edition
Usually it's fixed in the next printing.
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>>8539585
LMAOOOOOOO
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>>8539480
>first edition
That's where you fucked up, basically means that it's unedited garbage.
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>>8539476
check book site for errata sheet
>>
>f(x, y)=x^2+y^2
>the level curves of f(x, y)=k are circles of radius k, not k^1/2
Thread posts: 14
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Thread images: 4