There are two students born exactly in one day of year. How to prove?
41691
What is the real answer to the Birthday question?
106456
Identify $P(2014)$ if $P(i)=1/i$ for every positive integer $1\le i\le2013$
51282
When are two fermions considered identical?
31937
How do I prove equality of x and y?
27802
How to show this equals 1 without "calculations"
31954
Why this proof $0=1$ is wrong?(breakfast joke)
26616
'A / One / At least one student entered the room.' Are these the same? (truth-conditionally)
5358
How to prove that 2017 divides $1^{2017}+2^{2017}+\dots+2017^{2017}$?
125028
Prove the following equality using mathematical induction:
71222
probability question ("birthday paradox")
2251
Can someone give me a hint on how to prove this?
24184
Probabilty of having exactly one sibling
2666
Probability of two people meeting during a certain time.
26115
Probability of Birthdays
139018
A does the same B as does C
53631
Probability question (Birthday problem)
83736
The probability that no person has the same birthday month