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▶▶     ◀◀

▶ $0 \to \mathbb{Z} \stackrel{\cdot n}{\to} \mathbb{Z} \to \mathbb{Z}_n$
Algebra


(1) Garefalakis, Theodoulos,  (2) Kouvidakis, Alexandros,  (3) Loukaki, Maria,  
(4) Tzanaki, Eleni

▶ $\int_E f_n \to \int_E f$
Analysis


(1) Brazitikos, Silouanos,  (2) Costakis, Georgios,  (3) Filippas, Stathis,  
(4) Frantzikinakis, Nikos,  (5) Kolountzakis, Mihalis,  (6) Mitsis,Themistokles,  
(7) Papadimitrakis, Mihalis,  (8) Tertikas, Achilles

▶ ${n \choose k} = {n \choose n-k}$
Combinatorics


(1) Frantzikinakis, Nikos,  (2) Garefalakis, Theodoulos,  (3) Kolountzakis, Mihalis,  
(4) Tzanaki, Eleni

▶ $\nabla^2 f = 0$
Differential Equations


(1) Filippas, Stathis,  (2) Fournodavlos, Grigorios,  (3) Kamvissis, Spyridon,  
(4) Kossioris, Georgios,  (5) Tersenov, Alkis,  (6) Tertikas, Achilles

▶ $x, T x, T^2 x, T^3 x, \ldots$
Dynamical Systems


(1) Athanassopoulos, Konstantin,  (2) Costakis, Georgios,  (3) Frantzikinakis, Nikos

▶ $\RR^n\setminus\Set{0} \sim S^{n-1}$
Geometry / Topology


(1) Athanassopoulos, Konstantin,  (2) Brazitikos, Silouanos,  (3) Kouvidakis, Alexandros,  
(4) Lydakis, Manos

▶ $i\frac{\partial\psi}{\partial t} = H \psi$
Mathematical Physics


(1) Efremidis, Nikolaos,  (2) Fournodavlos, Grigorios,  (3) Kamvissis, Spyridon,  
(4) Komineas, Stavros,  (5) Rosakis, Phoebus

▶ $\int _{a}^{b}f(x)\,dx\approx {\frac {b-a}{6}}\left[f(a)+4f\left({\frac {a+b}{2}}\right)+f(b)\right].$
Numerical Analysis


(1) Chatzipantelidis, Panagiotis,  (2) Katsaounis, Theodoros,  (3) Plexousakis, Michael,  
(4) Zouraris, Georgios

▶ $ \Mean{X} = \sum _{i=1}^{\infty }x_{i}\,p_{i}$
Probability


(1) Brazitikos, Silouanos,  (2) Kolountzakis, Mihalis

▶ $dS=\mu S\,dt+\sigma S\,dW$
Scientific Computation and Modeling


(1) Chatzipantelidis, Panagiotis,  (2) Efremidis, Nikolaos,  (3) Harmandaris, Vagelis,  
(4) Katsaounis, Theodoros,  (5) Makrakis, George,  (6) Manoussaki, Daphne,  
(7) Plexousakis, Michael,  (8) Rosakis, Phoebus,  (9) Zouraris, Georgios

▶ $\frac {1}{n-1} \sum _{i=1}^{n} \left(Y_{i}-{\overline {Y}}\right)^{2}$
Statistics and Machine Learning


(1) Arampatzis, George,  (2) Triantafyllou, Sofia

▶ $1+1=2$
Teaching of Mathematics


(1) Mali, Angeliki

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