A question regarding Hatcher's exercise problem
87532
Hatcher algebraic Topology $\Delta$-complex
36805
Simple chessboard exercise
56775
Finding minimal form -- Velleman exercise 1.5.7a
124953
A loss and gain problem
141496
Could someone make the proof into a hinted exercise?
18298
Question about normal force acting on a mass on an inclined plane
75452
Initial value problem with $t$ and $x'$
128537
Block on a block problem, with friction
116286
Karate and Newton's 3rd law
123690
Olympiad question on Pigeonhole principle
105133
Kinematics question - Newton's Law of Motion
42048
Markov's paper on insolubility of the homeorphy problem
56076
Am I missing a trick to solving a 3D potential well problem?
7865
Complete Newbie: Axiom of Foundation Exercise
26138
Atiyah Macdonald Exercise 5.22
107319
$F=ma$ contest problem on angular momentum
48995
Direction of Friction on two stacked boxes