1. Grab the nearest book.
2. Open the book to page 23.
3. Find the fifth sentence.
4. Post the text of the sentence in your journal along with these instructions.
,,Fyrir j = 1, 2,....,n látum við ej tákna j-ta náttúrulega grunnvektorinn í Fn, ej = (δ1j, δ2j,...,δnj), þar sem δjj = 1 og δij = 0, ef i ≠ j
(
Read more... )