Difference between revisions of "EGR 103/Lecture03"
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Revision as of 20:34, 8 June 2012
The following is a list of the commands from the help sections covered in Lecture 3 that are required knowledge for EGR 103 students:
help elmat
- Elementary matrices
- now: zeros, ones, eye, linspace, logspace
- later in the course: meshgrid
- Basic array information
- now: size, length, numel
- later: disp
- Matrix manipulation
- now: :, end
- later: reshape
- Special variables and constants
- now: eps, realmax, realmin, pi, i, inf, nan, j, why
help elfun
- Trigonometric
- now: all
- Exponential
- now: exp, log, log10, sqrt
- Complex
- now: abs, angle, conj, imag, real
- Rounding and remainder
- now: fix, floor, ceil, round
- later: mod, sign
help randfun
- Random matrices
- now: rand, rand
help general
- Managing the workspace
- now: who, whos, clear, quit, exit
- later: load, save
- Controlling the command window
- now: format
- later: echo, diary
help datafun
- Basic operations
- now: max, min, mean, median, mode, sort, sortrows, sum
- later: std, var, hist, trapz, cumsum, cumtrapz
help ops
- Arithmetic operators
- now: + - * .* / ./ ^ .^
- later: \ .\
- Relational operators
- later: all
- Logical operators
- later: all
- Special characters:
- now: : [] % '