Bare Essentials

At the end of this chapter you should be able to
  1. Start .
  2. Define variables and perform computations with them.
  3. Know how to suppress printout with ;
  4. Recognize built-in variables.
  5. Use on-line help to get more information on a function.
  6. Create matrices and vectors with direct assignment (using [ ])
  7. Extract elements from vectors and matrices with subscript notation.
  8. Use colon notation to create vectors and extract ranges of elements from vectors and matrices.
  9. Use linspace and logspace to create vectors.
  10. Use the transpose operator.
  11. Understand how to use array operators (.*, .+,...) and why they are different from the regular (*, +,...) operators.
  12. Create and manipulate complex vectors and matrices.
  13. Use path-changing commands to access files at different directories (folders) on your hard disk.
  14. Use the load command to read data from a file.
  15. Use the plot function to plot data stored in variables.