A flower of Plumbago coerulea, a creeper used as an ornamental plant. From the point of vi...
A rosette with dihedral symmetry of type D5 and some patterns of type *442 and 4*2 in via ...
A hub with a dihedral symmetry group, a D5 group - if you ignore a few things …
If we put any object between two incident mirrors at angle that divides 180° (36° in the...
A flower of Fagaria vesca, the edible strawberry frequently found in forests. A photograph...
A hub with a dihedral symmetry group, a D5 group. We can compare it with another hub; or ...
A fruit of pear (Pyrus communis) with seeds. By cutting along the "equator", we put in evi...
This drawing has been used for an exhibit of Simmetria, giochi di specchi - Symmetry, play...
A hub with a dihedral symmetry group, a D5 group. We can compare it with another hub; or ...
Calcareous techas of echinoderm made of a set of calcareous plates that form a kind of sti...
