MIT6_094IAP10_lec03

Colbie

MIT6_094IAP10_lec03

: j3 {' |, Z  P$ Y• How long did it take?
• Using min with matrices:
" I# S% k$ A3 q' ^) M3 ~» a=[3 7 5;1 9 10; 30 -1 2];
» b=min(a); % returns the min of each column
» m=min(b); % returns min of entire a matrix
» m=min(min(a)); % same as above
8 Y4 L% [4 @' r, Z- [# y5 r; A1 T» m=min(a( : )); % makes a a vector, then gets min
/ k. |& D7 G1 m5 F# S# p6 E• Common mistake:
( V5 ]) C# |0 j& E4 c! k» [m,n]=find(min(a)); % think about what happens
4 \. E/ W/ n! a# y• How to make and run a function: save the file, then call it from the command window like any other function. No need to 'compile' or make it official in any other way
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busahuang

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