Which of these are posets? a) (Z, =) b) (Z, ) c) (Z, ) d) (Z, X)

Question:

Which of these are posets?
a) (Z, =)
b) (Z, ≠)
c) (Z, ≥)
d) (Z, X)

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

See More Books

Question Posted: May 03, 2016 01:51 AM

See More Questions

Which of these are partitions of the set Z Z of ordered pairs of integers? a) The set of pairs (x, y), where x or y is odd; the set of pairs (x, y), where x is even; and the set of pairs (x, y),...
Which of these are members of the span [{cos2 x, sin2 x}] in the vector space of real-valued functions of one real variable? (a) f(x) = 1 (b) f(x) = 3 + x2 (c) f(x) = sin x (d) f(x) = cos(2x)
Let h: P3 P4 be given by p(x) x p(x). Which of these are in the null space? Which are in the range space? (a) x3 (b) 0 (c) 7 (d) 12x - 0.5x3 (e) 1 + 3x2 - x3
Find the turning points on the curve y = 2x 3 5x 2 + 4x 1 and determine their nature. Find the point of inflection and sketch the graph of the curve.
MarineCo, Inc. manufactures outboard motors and an assortment of other marine equipment, The Company uses a job-order costing system. Normal costing is used, and manufacturing overhead is applied on...
What is the process of normalization? What levels are there, and why do database developers seek to normalize data?
Assume that the standard deviations of the tin-coating weights determined by any one of the 4 laboratories have the common value $\sigma=0.012$, and that it is desired to be $95 \%$ confident of...
The trial balance of Runway Fashion Center contained the accounts on the next page at November 30, the end of the company??s fiscal year. Adjustment data:1. Store supplies on hand total $3,100.2....
1. How should a company whose product is highly demanded and highly specialized grow quickly but still source responsibly? How far down the supply chain is the company responsible? How should it...
What risks does mike have that need to be considered? Based on how much mike needs to save and what you have gathered from the case, what type of retirement plan would you recommend, if any at all?...
Answer these questions for the poset ({{1}, {2}, {4}, {1, 2}, {1, 4}, {2, 4}, {3, 4}, {1, 3, 4}, {2, 3, 4}}, ). a) Find the maximal elements. b) Find the minimal elements. c) Is there a greatest...
Determine whether the relations represented by these zero-one matrices are partial orders. a) b) c) 101 110 101 100 0011 1110 1101 1001
Castle Industries manufactures a variety of custom products. The company has traditionally used a plantwide manufacturing overhead rate based on machine hours to allocate manufacturing overhead to...
Which of the following is not a model organism? a. Mus musculus (laboratory mouse) b. Escherichia coli (a bacterium) c. Saccharomyces cerevisiae (a yeast) d. Sciurus carolinensis (gray squirrel)
One yeast strain carries the alleles lys+ and arg+, whereas another strain has lys-3 and arg-2. The two strains were crossed to each other, and an ascus obtained from this cross has four spores with...
On a graph of the circular flows in the market economy, indicate the real and money flows in which the following items belong: a. You buy an iPad from the Apple Store. b. Apple Inc. pays the...
Evolutionary change caused by natural selection results in species with a. greater complexity. b. less complexity. c. greater reproductive success in their environment. d. the ability to survive...
Variation in the traits of organisms may be attributable to a. gene mutations. b. alterations in chromosome structure. c. variation in chromosome number. d. all of the above.
What is the definition of fair value?
7. Baladna wants to analyze process that includes delivery by suppliers, production inside the company, transportation to to its customers and information systems. Then it also wants to find out...
Use the Intermediate Value Theorem to show that there is a root of the given equation in the specified interval. 47. x* +x- 3 = 0, (1. 2) 49. cos r = x. (0. 1) 48. =1-x. (0, 1) 50. In x = e (1, 2)
(a) Prove that the equation has at least one real root. (b) Use your calculator to find an interval of length 0.01 that contains a root. 52. x - x + 2x + 3 = 0 51. e - 2 - x
(a) Prove that the equation has at least one real root. (b) Use your graphing device to find the root correct to three decimal places. 53. x - x? - 4 =0 54. Vx - 5-
1. What is difference between Torque and Force? Explain with one example of each. 2. What is difference between linear momentum and angular momentum? Explain with one example of each. 3(a) What is...
On August 30, JumpStart paid the following expenses: August rent, $2,300 August's utility bill, $525 Employee wages, $1,750 Parking lot cleaning fee, $27 Journalize these payments as one journal...
A 700 g ball strikes a wall at 15.1 m/s and rebounds at 14.4 m/s. The ball is in contact with the wall for 0.034 s. What is the magnitude of the average force acting on the ball during the collision?...

Which of these are posets? a) (Z, =) b) (Z, ) c) (Z, ) d) (Z, X)

Question:

Step by Step Answer:

The query in each case is whether the relation is reflexive antisymmet...View the full answer

Discrete Mathematics and Its Applications

Students also viewed these Statistics questions