Weather Observation and Analysis John Nielsen-Gammon Course Notes These course notes are copyrighted. If you are presently registered for ATMO 251 at Texas A&M University, permission is hereby granted to download and print these course notes for your personal use. If you are not registered for ATMO 251, you may view these course notes, but you may not download or print them without the permission of the author. Redistribution of these course notes, whether done freely or for profit, is explicitly prohibited without the written permission of the author. Chapter 7. BITS OF VECTOR CALCULUS 7.1 Vector Magnitude and Direction Consider the vector shown in the diagram. The vector is drawn pointing toward the upper right. The origin of the vector is, literally, the origin on this x-yplot. Suppose we want to know the magnitude of this vector. In high school you probably learned about computing vector lengths by starting ATMO 251 Chapter 7: Vector Calculus page 1 of 21
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