Functions

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• Misc
  • Exam 1 is next Monday (March 2)
    • Material since beginning of semester (e.g., expressions, variables, vectors, matrices, plotting, scripts, functions, etc.)
    • 3 - 5 short-answer questions
    • May ask you to write fragments of Matlab code, but syntax details won’t count for much in grading
    • Whole class period
    • Open book, notes, computer for reference; closed person
  • I’m out of town Friday March 6
    • Class will be review of test solutions
    • Either by video chat with me (e.g., Google hangout) or Nick
  • Colloquium today
    • Dickerson, “Mathematics Majors’ Understandings of the Concept of Mathematical Definition”
    • 4:00-5:00, Newton 201
    • Extra credit for summary
• Questions?
  • Appointments for both lab and project fine, make them 1/2 hour
• Functions
  • Section 3.7
  • How to define a function
    • Name same as .m file
    • Syntax for definition
      

      function [ outputs ] = name( input names )
          body, calculates outputs from input
      end

  • Function variables are local to function
  • Syntax for call
  • name( input values )
• Matrix Lab
• Next
  • Designing and testing programs
  • Watch “Designing and Testing Programs” video at https://cloud.ensemblevideo.com/app/sites/index.aspx?destinationID=IlO-D-b-vUWVkAsj2Is5Zg

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