Compute the weakest precondition for each of the following sequences of assignment statements and their postconditions: a.
Question:
Compute the weakest precondition for each of the following sequences of assignment statements and their postconditions:
a. a = 2 * b + 1;
b = a - 3
{b < 0}
b. a = 3 * (2 * b + a);
b = 2 * a - 1
{b > 5}
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 70% (10 reviews)
a a 2 b 1 b a 3 b 0 a 3 0 a 3 Now we have a 2 b ...View the full answer
Answered By
Muhammad Umair
I have done job as Embedded System Engineer for just four months but after it i have decided to open my own lab and to work on projects that i can launch my own product in market. I work on different softwares like Proteus, Mikroc to program Embedded Systems. My basic work is on Embedded Systems. I have skills in Autocad, Proteus, C++, C programming and i love to share these skills to other to enhance my knowledge too.
3.50+
1+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Computer science questions
-
Compute the weakest precondition for each of the following assignment statements and postconditions: a. a = 2 * (b - 1) - 1 {a > 0} b. b = (c + 10) / 3 {b > 6} c. a = a + 2 * b - 1 {a > 1} d. x = 2 *...
-
Compute the weakest precondition for each of the following selection constructs and their postconditions: a. if (a == b) b = 2 * a + 1 else b = 2 * a; {b > 1} b. if (x < y) x = x + 1 else x = 3 * x...
-
Compute , s2, and 5 for each of the following data sets. If appropriate, specify the units in which your answer is expressed. a. 3, 1, 10, 10, 4 b. 8 feet, 10 feet, 32 feet, 5 feet c. -1, -4, -3, 1,...
-
For urban children in India, work opportunities are few. What would you expect to see happen to the urban-rural gap in test scores in high rainfall periods?
-
You're in charge of hiring a replacement for a paralegal who recently retired. Four job candidates are waiting outside your office, and you have a few moments to observe them before inviting them in...
-
Rockie Mountain Bikes markets mountain-bike tours to clients vacationing in various locations in the mountains of Colorado. In preparation for the upcoming summer biking season, Rockie entered into...
-
Ammonia synthesis reaction is represented by \[ \mathrm{N}_{2}(\mathrm{~g})+3 \mathrm{H}_{2}(\mathrm{~g}) ightarrow 2 \mathrm{NH}_{3}(\mathrm{~g}) \] The mixture of nitrogen, hydrogen and helium gas...
-
For a recent 2-year period, the balance sheet of Santana Dotson Company showed the following stockholders equity data at December 31 in millions. Instructions (a) Answer the following questions. (1)...
-
Two forces are given by the two vectors: F =ai+bj+ck and F = di+ej+fk where a = 6, b = -5, c = 6, d = -3, e = 5 and f= 8 Determine the magnitude of the resultant force. Give your result to three...
-
Write pseudocode agent programs for the goal-based and utility-based agents. The following exercises all concern the implementation of environments and agents for the vacuum-cleaner world.
-
What is the problem with using a software pure interpreter for operational semantics?
-
On what branch of mathematics is denotational semantics based?
-
A particle of mass m and charge e moves in the laboratory in crossed, static, uniform, electric and magnetic fields. E is parallel to the x axis; is parallel to the axis. (a) For | E | < | | make...
-
In Problem 13.6, a prospective MBA student wanted to predict starting salary upon graduation, based on program per-year tuition. The data are stored in FTMBA . a. Construct a 95% confidence interval...
-
Define the terms explained variation and unexplained variation. How are they interrelated? Illustrate.
-
In Problem 13.82 you used the age of German employees to develop a model to predict their yearly base salary. Using the competence level, where a point ranges from 10 to 100 based on the evaluation...
-
Develop a timeline and schedule feasibility study for completion of this Web site. Do you see any mitigating factors that might cause a delay in the timeline or deadline overrun? Submit both a short...
-
The diagram below shows the demand for foreign currency and the supply of foreign currency. The equilibrium exchange rate is e * . Assume that Canada has a purely flexible exchange rate. a. Show in...
-
Identify the ethical issues that may be unique to the field of Operations Management in this company and the ethical issues relating to corporate responsibility. Discuss ways to successfully...
-
How can you tell from the vertex form y = a(x - h) 2 + k whether a quadratic function has no real zeros?
-
Repeat Exercise R-14.28 for Figures 14.22 through 14.24 that illustrate Kruskals algorithm. Figures 14.22 Figures 14.24 Repeat Exercise Describe the meaning of the graphical conventions used in...
-
Given an n-node complete binary tree T, rooted at a given position, consider a directed graph G having the nodes of T as its vertices. For each parent-child pair in T, create a directed edge in G...
-
How many edges are in the transitive closure of a graph that consists of a simple directed path of n vertices?
-
SWOT Analysis for Prime Org Strengths . . Powerful brand identity Strong product promotion by celebrities and influencers Robust distribution network Strong customer support Innovation and Product...
-
You are a consultant specializing in L & D, and you have been retained by one of the hotels of Small Ski Resort, a small, traditional ski resort in German speaking Switzerland that has been catering...
-
Imagine that you have been tasked with finding a new CRM software system for your organization. Please research online and identify at least two options you recommend. A few items to include within...
Study smarter with the SolutionInn App