subtraction of two irrational numbers to get a rational
26394
Is the sum and difference of two irrationals always irrational?
40009
Show that $e^{\sqrt 2}$ is irrational
28347
Prove that $\sqrt 2 + \sqrt 3$ is irrational
86988
Cardinality of the Irrationals
138977
Infinitely many rational numbers between two different real numbers
30523
A binary irrational with bits defined by primes
128298
Irrationality of sum of two logarithms: $\log_2 5 +\log_3 5$
15110
About irrational logarithms
125267
Prove that $2^{1/2}$ is irrational
21237
$\sqrt{6}-\sqrt{2}-\sqrt{3}$ is irrational
68456
Prove that there exists irrational numbers $x$ and $y$ such that $x + y$ is rational, without using subtraction
48975
Transcendental numbers and irrationality measure
30105
Multiples of an irrational number forming a dense subset
6275
How can you prove that the square root of two is irrational?
30622
Proving $\sqrt 3$ is irrational.
116822
Finding the next rational number
99311
Prove $2^{1/3} + 2^{2/3}$ is irrational