The objects in a set are also called the elements, or members, of the set. A set is said to contain its elements. Null Set: There are no anything in the set

set off, set out这两个短语动词都有“出发”和“动身”的意思 ,都可以解释为 start to move或 begin journey. 然而 set off的原义是使爆炸(cause to explode) set out的原义是着手做(begin work with the intention of achieving a particular aim). 注: set out在用来表示“着手做”(begin with definite purpose) 时,后面总是跟动词不定式

Let be the set of all input variables, X={, X1, .Xn} Let y be the set of all output variables, y={Y, 1 ...m} o The combinational function, F, operated on the input variable set, to produce the output variable set y. o The output is related to the input as

Slide 12.1.1 In the last lecture, we introduced mutation as a component of 6001s|cP our data structures We saw for example that set was a Environment mode way of changing the value associated with a variable in our system, and we saw that set-car! and set-cdr! were ways of changing the values of parts of list structure Now, several important things happened when we introduced

Eco514 Game Theory Problem Set 4: Due Tuesday, November 9 1. Machines Extend Proposition 151.1 (the Perfect Folk Theorem with discounting) to arbitrary mixtures of payoff profiles of the original game G =(, (A Ui) ) Allow for both rational and real weights on the set of profiles {u(a): a E A}; note that the statement of the result will involve an approximation of the payoff profile

Failure modes Noises lead to failure modes(Fm) One set of noise values leads to fm Opposite set of noise values leads to FM Simple problem solving chases the problem from Fm, to Fm, and back again but does not avoid both fms with the same set of design values-endless cycles of build/test/fIx(B/T/F) C Don Clausing 1998 6.881

Please print out this problem set and record your answers on the printed copy. Answers to this problem set are to be turned in at the box outside by 4: 10 Wednesday, October I Problem sets will not be accepted late Solutions will be posted on the web October 2

Please print out this problem set and record your answers on the printed copy. Answers to this problem set are to be turned in at the box outside by 4: 10 Wednesday, September 17. Problem sets will not be accepted late. Solutions will be posted on the web

Please print out this problem set and record your answers on the printed copy. Answers to this problem set are to be turned in at the box by 4: 10 Wednesday, September10. Problem sets will not be accepted late. Solutions will be posted on the web

Problem Set 11 Solutions Due: 5PM on Friday, May 6 This is a mini-problem set. The first problem reviews basic facts about expectation. The second and third are typical final exam questions. Problem 1. Answer the following questions about expectation. (a)There are several equivalent definitions of the expectation of a random variable