Decades: 340s BC 330s BC 320s BC 310s BC 300s BC **290s BC** 280s BC 270s BC 260s BC 250s BC 240s BC

295 BC 294 BC 293 BC 292 BC 291 BC **290 BC** 289 BC 288 BC 287 BC 286 BC 285 BC

- Dicaearchus, Greek philosopher, cartographer, geographer, mathematician and polygraph.