ENGRI 172 Notes - I Definition problem-space specification...

Info icon This preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
I. Definition: problem-space specification To specify a problem space is to define for it, in order, the following four components: A. The set of states (also known as the state set ). The state set must contain at least one state. (The intent is that the states in the set represent all the distinct situations one is willing to have taken under consideration, and that each state sums up all of the relevant information about its associated situation.) B. The initial state , which must be one of the states in the state set. (The intent is that the initial state correspond to the beginning situation.) C. The set of goal states . The goal states must be selected from among the states in the state set, but there can be zero, one, or many of them. (The goal states are intended to correspond to the desired or acceptable outcome(s).) D. The set of operators . There must be at least one operator in the set, and, for each operator, one must indicate (perhaps implicitly) which states it is applicable to and which single state is reached (transitioned to) when it is applied to each such state. (The intent is that the operator set represent all
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern