Category Archives: Mathematics

It’s unfortunate that I know some calculus

Posted on February 18, 2009 by Eric

I’ve now got a small stream of revenue coming in, and if I didn’t know some calculus, I could prove that it is sufficient for all my needs: I received some money yesterday.  It will take me a finite non-zero … Continue reading →

Posted in Calculus | Leave a comment

Interesting numbers

Posted on July 16, 2007 by Eric

In 100 reasons why lists are stupid, Tom Harrison explains that the smallest interesting number is 4.  I presume he is only considering natural numbers.  But even there, I think he’s wrong.  1 is interesting since it is the smallest … Continue reading →

Posted in Blog/website/news comments, Mathematics | Leave a comment

More about e than you really wanted to know

Posted on March 23, 2007 by Eric

Blind Date [via MaplePrimes]

Posted in Humor, Mathematics | Leave a comment

Math courses, probability theory, abstract algebra, The Equation That Couldn’t Be Solved

Posted on September 6, 2006 by Eric

Tom Harrison in his blog Monday Evening was kind enough to recognize a second grade teacher and me for our accomplishments in our mathematics courses. I enjoyed Linear Algebra very much, which is a good thing since if I am … Continue reading →

Posted in Books, Linear Algebra, Mathematics | Leave a comment

Linear Algebra class is over

Posted on August 10, 2006 by Eric

I’m unhappy that I only got 86% on the final. But at least that’s enough to get an A for the course. If I am accepted to the degree program I’m applying for, I’ll have to take an upper division … Continue reading →

Posted in Linear Algebra | Leave a comment

Linear Algebra final exam tomorrow morning!

Posted on August 9, 2006 by Eric

As long as I score at least 66.4%, I’ll have an A for the course. Professor Sekhon said that he considered giving an open-book test, but chose not to do so. Instead, he will let us refer to the sample … Continue reading →

Posted in Linear Algebra | Leave a comment

Linear Algebra exam 3

Posted on August 7, 2006 by Eric

I think I aced today’s Linear Algebra exam, covering the chapters on inner product spaces and linear transformations, and part of the chapter on eigenvalues and eigenvectors. I didn’t have trouble with any of the problems, even the proofs. Though … Continue reading →

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Linear Algebra exam

Posted on July 31, 2006 by Eric

I didn’t do as well as I’d have liked to on today’s Linear Algebra exam. There were 19 problems (originally 20, but the professor dropped one because it was on material we haven’t yet covered). I’m pretty sure I missed … Continue reading →

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Linear Algebra quiz 9 dropped

Posted on July 24, 2006 by Eric

Professor Sekhon decided that too many students did poorly on quiz 9 (on vector space basis), so he decided to drop it from the grading, and didn’t finish scoring everyone’s quiz. He did grade my, and I missed two problems … Continue reading →

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First exams in Linear Algebra and American Government

Posted on July 19, 2006 by Eric

On the first Linear Algebra exam, I lost two points for an arithmetic error on one problem, and five points for completely misreading another problem. I read the problem as involving the sum of two matrices being equal to a … Continue reading →

Posted in American Government, Linear Algebra | Leave a comment