tag:blogger.com,1999:blog-3880049475860700279.post9033464455083659098..comments2023-10-17T08:51:34.741-07:00Comments on Geometry, Common Core Style: Two Advanced Topics and Other IssuesDavid Walkerhttp://www.blogger.com/profile/10835872503779574829noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-3880049475860700279.post-25419217404128374842017-04-17T21:03:26.411-07:002017-04-17T21:03:26.411-07:00Hello! It's spring break, so I like to write a...Hello! It's spring break, so I like to write about "the crazy stuff" during holiday breaks. My answer is that everything up to complex numbers are numbers, but once we get quaternions, we have something that's beyond a number.<br /><br />Thanks for reading!David Walkerhttps://www.blogger.com/profile/10835872503779574829noreply@blogger.comtag:blogger.com,1999:blog-3880049475860700279.post-82371477389449229172017-04-12T08:19:51.227-07:002017-04-12T08:19:51.227-07:00Bookmarking to read in more detail later! I rememb...Bookmarking to read in more detail later! I remember when I was a wee baby math major having a bit of an existential crisis about just what IS a number, exactly, when you consider things like the quaternions, etc. There was a lot of hand wringing and several anxious office hours conversations with my professors. :)<br /><br />Always fun to take a brief break from K12 now & then to read about the crazy stuff!Angela Knottshttps://www.blogger.com/profile/01596658700954456205noreply@blogger.com