@wwwojtekk I went into economics to prove capitalism was great but ended up proving if Σ is a compact, convex, none… https://t.co/OwtlYq5iVj
RT @UrbanFoxxxx: Maunsell anti-aircraft forts for use in the Mersey Estuary under construction at Bromborough Dock, 1942 (the Thames Estuar…
RT @UrbanFoxxxx: Maunsell anti-aircraft forts for use in the Mersey Estuary under construction at Bromborough Dock, 1942 (the Thames Estuar…