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Portrait of Valentina Rusu Ciobanu. 100 DE ANI DE LA NAȘTERE, VALENTINA RUSU CIOBANU...
goldener Außenring mit sternförmigen Löchern, silberner Innenring ÖSTERREICH...
György Cziffra’s portrait is seen with a concentrated look on his face. CZIFFRA...
Depiction of a half-length portrait of the world-famous mathematician. WOLF-DÍJ...
The Hungarian coat of arms surrounded by a stylised network of interlocking semi-circles....
On the reverse, a depiction of Péter Lax is featured as he is writing on an imaginary...
Depiction of an an elderly portrait of the mathematician; on the right, πn(0(∞))≅πn+8(0(∞))....
