(-b + sqrt(discriminant))

[fractiousmind]

[recaption]

[nemfrog]

Polyethylene wire, greatly enlarged. The Bell System technical journal. 1953.

[miodecalogo]

  Anna Mikhailovskaia

[heavensghost]

Darshana Suresh, Birds on a power line

Painting by Aleksandra Waliszewska

[pickypicnic]

[perennialgarden]

[thunderstruck9]

Alejandro Puente (Argentinian, 1933-2013), Composition, 1965. Oil on canvas, 60 x 90 cm.

[juliele]

[recaption]

[horriblebeing-deactivated201906]

[putlestory]

[oathful]

[destroymylife]

[redlipstickresurrected]

Damien Cadio (French, b. 1975, Mont Saint-Aignan, France) - Remo, 2007   Paintings: Oil on Canvas

[snapsicle]

[especially]