syllabus
code
program
algorithm
pseudo-code
  -English-like

>> pwd

ans =

/

>> ls
Applications		bin			opt
Library			cores			private
Network			dev			sbin
System			etc			sw
User Information	home			tmp
Users			mach_kernel		usr
Volumes			net			var

>> cd /Users/mweeks/matlab_work
>> ls
1860v2.mp3
1860v2.wav
23CubistSelfPortrait.jpg
2600Hz.wav
ACM_talk.m
... [long list of stuff removed] ...
zero_crossing_score.m
zero_pad.m
zeros_on_circle.m

>> ls h*
halveColumns.m			histogram.m
harmonic10.m			hmwk1.m
...
hillsvalleys3b.m		huffman_slow.m
histo.m

>> hello
hello!
>> ls -l hello*
-rw-r--r--  1 mweeks  staff     121 Dec  2  2014 hello.c
-rw-r--r--  1 mweeks  staff      17 Dec  2  2014 hello.m
-rw-r--r--  1 mweeks  staff    8008 Dec  2  2014 hello.mexa64
-rw-r--r--  1 mweeks  staff  393260 Dec  2  2014 hello.wav
-rw-r--r--  1 mweeks  staff     313 Dec  2  2014 hello2.m
-rw-r--r--  1 mweeks  staff  472728 Dec  2  2014 hello2.wav
-rw-r--r--  1 mweeks  staff     979 Dec  2  2014 hello_varargin.m
-rw-r--r--  1 mweeks  staff     342 Dec  2  2014 hello_varargin.old
-rw-r--r--  1 mweeks  staff     562 Dec  2  2014 hello_varargin2.m
-rw-r--r--  1 mweeks  staff     662 Dec  2  2014 hello_varargin_original.m

>> type hello.c

/* 
  hello world
*/

#include <stdio.h>

main (int argc, char *argv[]) {

   printf("hello world.\n"); 

   return 0;
}
>> type helo.m
Error using type
File 'helo.m' not found.
 
>> type hello.m

disp('hello!');

>> disp('anything')
anything
>> disp(3)
     3

>> disp(3-1)
     2

>> disp('anything I want)
 disp('anything I want)
      |
Error: String is not terminated properly.
 
>> disp('anything I want)'
 disp('anything I want)'
                        |
Error: Expression or statement is incorrect--possibly unbalanced
(, {, or [.
 
>> disp('anything I want)')
anything I want)
>> disp('anything I want')
anything I want
>> disp('syntax errors');
syntax errors
>> disp('logic errors');
logic errors
>> disp('logic errors')
logic errors
>> a = 3;
>> a

a =

     3

>> b
Undefined function or variable 'b'.
 
>> payrate = 12.34;
>> hoursworked = 40;
>> payrate * hourseworked
Undefined function or variable 'hourseworked'.
 
Did you mean:
>> payrate * hoursworked

ans =

  493.6000

>> payrolltax = payrate * hoursworked *0.20

payrolltax =

   98.7200

>> >> a = 3;
>>
 >> a = 3;
 |
Error: Unexpected MATLAB operator.
 
>> a = 3;
>> a = 4

a =

     4

>> a

a =

     4

>> disp(a);
     4

>> disp(a)
     4

>> a = 4; b = 5;
>> a

a =

     4

>> b

b =

     5

>>