Transcript Announcements 1/4/12

Announcements 1/4/12



Prayer
Introduction
Signup sheets to be passed around
a. Willing to offer prayers in class
b. Willing to have phone number and/or email
in a class directory
Syllabus

Schedule
a. Reading assignments, lecture topics
b. HW due dates, HW assignments, “Colton problems”
c. Exam dates
Syllabus, cont.



Office hours
a. Me: 3-4 MWF, Underground Lab under skylight
b. TAs: 4-6 T Th
Prerequisite polls
Grading
Syllabus, cont.


Get your CID
Clicker quizzes
a. Two types of questions
– Reading quizzes, 2 points if right, 1 point if
attempted
– Thought questions, 1 point if attempted
b. All questions from a day = 1 quiz
c. 4 free quizzes, no make-up quizzes
d. Register your clicker via class website ASAP!
– Quizzes start next class period
Syllabus, cont.

Homework
a. Due T Th, 11 pm (building close)
b. Turn in closed boxes near N375
c. Turned back in the open slots
d. 4 free late homeworks, otherwise 50%
e. TA discretionary = 3 pts/assignment
f. Lab problems
– Lab in back corner of “Walk in Lab” on 4th floor
– Videos


HW solutions posted by CSR office
Extra credit (read about on your own)
Coordinate systems



Rectangular (“Cartesian”)
Spherical
Cylindrical
Integrals



1D
2D
3D
“Fields”


Scalar functions
Vector functions
Derivatives


Scalar functions
a. Gradient
Vector functions
a. Divergence
b. Curl
Divergence
Curl
Figures from Griffiths, 441/442 text
Integrating a derivative
Fundamental Thm of Calc
b
 df 
f (b)  f (a)    dx
 dx 
a

Gradient Theorem
f (b)  f (a) 
Figures from Griffiths, 441/442 text

path from
a to b
(f )  d
Integrating a derivative, cont.
Divergence Theorem

closed
surface
F  dA 

  Fdv
volume bounded
by the surface
Figure from Wikipedia
Curl Theorem (Stokes’ Theorem)

closed
path
F d 

(  F )  dA
surface bounded
by the path
Figure from Griffiths, 441/442 text
Website!

http://www.physics.byu.edu/faculty/colton/courses/phy471-winter12/
“How to get started” section at bottom