Peter F.
  • Member for 2 years, 3 months
  • Last seen more than 1 year ago
2 answers
4 votes
77 views
The principle of inclusion and exclusion: How many permutations of the set $\{1, 2,. . . , 8\}$ do not leave any even number in its place?
2 answers
3 votes
60 views
1 bookmarks
Solving a differential equation using an integrating factor
4 answers
3 votes
512 views
How to verify whether function is surjective or injective
0 answers
3 votes
19 views
1 bookmarks
Domain and form of a composition
1 answers
2 votes
55 views
Las Vergnas theorem
3 answers
2 votes
100 views
1 bookmarks
Differential equation with integrating factor
2 answers
2 votes
50 views
Uniform converge of a functional sequence
2 answers
2 votes
45 views
Solving bond duration
3 answers
2 votes
2k views
1 bookmarks
Calculate the approximate value
2 answers
2 votes
56 views
1 bookmarks
Evaluation of limit to infinity with nth-root
2 answers
2 votes
153 views
Investigate the continuity of a function
1 answers
1 votes
53 views
Reasons for continuity of function
1 answers
1 votes
79 views
Solving a parametric inequality
2 answers
1 votes
102 views
How many times in the future after the 1st of January of 2019 will a palindrome date happen?
3 answers
0 votes
39 views
Do not understand step in solving differential equation
1 answers
0 votes
23 views
Finding $K_{3,3}, K_{5}$ as subgraphs
2 answers
0 votes
50 views
1 bookmarks
Continuity of $ f(x,y)=\frac{x^{3}y}{x^{6}+y^{2}}$
0 answers
0 votes
44 views
Uniform convergence of series on interval
0 answers
0 votes
42 views
Continuity and Riemann integral of function
3 answers
0 votes
99 views
Choosing 5 of 7 balls of different colors
2 answers
0 votes
27 views
Finding the area of the part of the plane given by the curves
1 answers
0 votes
26 views
Multinomial theorem problem
1 answers
0 votes
48 views
Proof by Binomial theorem
1 answers
0 votes
88 views
Improper Riemann Integral
1 answers
-1 votes
31 views
The number of different triangles and each side has a different length