How to get adjacency matrix from incidence matrix of graph
For an undirected graph G, PxQ, P is the number of vertices and Q is the number of edges. Bij represents the relationship between point I and edge J in the incidence matrix. If point I and edge J are connected, bij = 1. Conversely, bij = 0
RELATED INFORMATIONS
- 1. 7 to the power of 24 - 1 can be divided by two numbers between 30 and 40
- 2. The transformation of [M2 + (√ 2) N2] / [M1 + (√ 2) N1] forms a + √ 2B
- 3. In the case of TP, V1 / V2 = N1 / N2 = N1 / N2, and in the case of TP, density 1 / density 2 = M1 / m2 are both correct
- 4. 1.M=m/n 2. D = m / M (a) d is the relative density 3. M / M (a) = what / ρ (a) Help me to explain the meaning of 1 and 2, and can 1 be used to calculate the relative molecular mass of gas and solid? What is density or P in 3 T. P same: V1 / V2 = N1 / N2 (= N1 / N2)
- 5. The origin of V1: V2 = N1: N2
- 6. T. P same: V1: V2 = N1: N2 Who can help me write down the derivation process of this chemical formula P * m / ρ = RT * m / m what's going on?
- 7. One mole of O2 and two moles of N2 are mixed to calculate the average molecular weight of the mixed gas
- 8. Known vectors M1 = (0, x), N1 = (1,1), M2 = (x, 0), N2 = (y ^ 2,1) Let m = vector M1 + radical 2, vector N2, n = M2 - radical 2, vector N1, and m ‖ n, the locus of point P (x, y) is curve C (1) Let the line L: y = KX + 1 intersect with the curve C at two points a and B. If AB = (4 radical 2) / 3, the equation of the line l can be obtained
- 9. Given that sin θ and cos θ are two of the equations 5x ^ 2-x + 5m = 0 about X, find the value of real number M
- 10. (m2-n2) (m2-n-2) - 8 = 0, then the value of m2-n2 is
- 11. Let a be a square matrix of order n, and the square of a = e (or identity matrix), then why should all eigenvalues of a be justified
- 12. It is known that the coordinates of vertex A and B of square ABCD are a (1,0), B (5,3) respectively, and point D is in the second quadrant
- 13. There are three numbers in an equal ratio sequence, and the sum is 21. If the third number subtracts 9, then the three numbers will become an equal difference sequence, and the three numbers can be calculated I figured out that the middle number was four,
- 14. Solve the equation 8x + 4 = 2 (4x + 3) - 2 (- 3 + x)
- 15. Solve equation 4.6 times 3 divided by 0.7x = 29.9 It's urgent
- 16. When Xiao Ming solved the equation 2x − 15 + 1 = x + A2, due to carelessness, when the denominator is removed, the left 1 of the equation is not multiplied by 10, so the solution obtained is x = 4. Try to find the value of a, and correctly find the solution of the equation
- 17. 119 points 108 + 119 points 11 * 120 simple operation
- 18. How many days is 321 hours
- 19. The circumference of an isosceles triangle is 70 cm. The ratio of the length of a waist to the length of its bottom is 3:4. How many cm is the bottom of the triangle?
- 20. The constant term of polynomial 3x ^ 2-5y is The problem is that the coefficient of the first order term of the polynomial 3x ^ 2-5y is, and the constant term is