{\displaystyle 3\not \leq 4} en.wikipedia.org Visit source

{\displaystyle {\begin{aligned}aRb\Rightarrow \\{\text{not }}bRa\end{aligned}}} en.wikipedia.org Visit source

{\displaystyle {\text{not }}aRa} en.wikipedia.org Visit source

{\displaystyle S\neq \varnothing :} en.wikipedia.org Visit source

{\displaystyle \Delta /Y:=\{X\in \Delta \mid X\cap Y=\varnothing ,\,X\cup Y\in \Delta \}.} en.wikipedia.org Visit source

You are not a true Wikipedia editor until you destroy one of the servers with your edits! en.wikipedia.org Visit source

Landing slip replacing existing passport stamps (Being unable to present the landing slip on departure does no… en.wikipedia.org Visit source

Old entry and exit stamps issued at Dongguan in a Chinese passport(noted that there were no English on stamps) en.wikipedia.org Visit source

Screenshot of the error messages received seen when logged out. Wikipedia, The Free Encyclopedia. Permission e… en.wikipedia.org Visit source

Significant coverage in Kabul, Afghanistan (not Iran, so we are not casting as Persians) en.wikipedia.org Visit source

NOTBURRO (i.e. don't be a jackass) en.wikipedia.org Visit source

Non-consensual editing (Not illustrated: sensual editing) en.wikipedia.org Visit source

She's going to work weather or not en.wikipedia.org Visit source

Line from a Wikipedia page history, with annotations explaining elements en.wikipedia.org Visit source

{\displaystyle \{x\star t|t~{\text{ is a face of }}s{\text{ and }}x\not \in t\}} en.wikipedia.org Visit source

{\displaystyle \{x\star t|t~{\text{ is a face of }}s{\text{ and }}x\not \in t\}} en.wikipedia.org Visit source

A line of soldiers in battle equipment face another soldier who is addressing them on a gentle slope. Behind t… en.wikipedia.org Visit source

{\displaystyle \{x\star t|t~{\text{ is a face of }}s{\text{ and }}x\not \in t\}} en.wikipedia.org Visit source

Notices issued by Interpol. en.wikipedia.org Visit source

{\displaystyle \{x\star t|t~{\text{ is a face of }}s{\text{ and }}x\not \in t\}} en.wikipedia.org Visit source

Image 4Laptop computerCredit: Mike McGregorThe OLPC XO-1 is an inexpensive subnotebook laptop computer intende… en.wikipedia.org Visit source

Image 6Sci-Hub is a shadow library that provides free access to millions of research papers, regardless of cop… en.wikipedia.org Visit source

Image 10 The Hubble Space Telescope during STS-125The Hubble Space Telescope (HST or Hubble) is a space telesc… en.wikipedia.org Visit source

Another Peace Dove en.wikipedia.org Visit source

Image 3Two simple polygons (green and blue) and a self-intersecting polygon (red, in the lower right, not simp… en.wikipedia.org Visit source

Image 2In mathematics, a binary operation is commutative if changing the order of the operands does not change… en.wikipedia.org Visit source

Image 8 Title page of the first edition of Wright's Certaine Errors in Navigation (1599)Edward Wright (baptise… en.wikipedia.org Visit source

Image 3In classical mechanics, the Laplace–Runge–Lenz vector (LRL vector) is a vector used chiefly to describe… en.wikipedia.org Visit source

Image 14 Doctor Pierre-François Percy's original paper on Tarrare's medical history, Mémoire sur la polyphagie… en.wikipedia.org Visit source

A not pixelated smiley face en.wikipedia.org Visit source