Richard Gingras 1970-01-01
Richard Moore (engineer) 1970-01-01
Richard's paradox 1970-01-01
Riesel Sieve 1970-01-01
Right-wing authoritarian personality 1970-01-01
Gram–Euler theorem 1970-01-01
Great ellipse 1970-01-01
Hart circle 1970-01-01
Index of mechanical engineering articles 1970-01-01
Piston motion equations 1970-01-01
Ring Tone Text Transfer Language 1970-01-01
Ripple tank 1970-01-01
Rising moving average 1970-01-01
The Tower of Hanoi – Myths and Maths 1970-01-01
Risk premium 1970-01-01
Risk-seeking 1970-01-01
Risk society 1970-01-01
RNA-Seq 1970-01-01
Robert Coleman Richardson 1970-01-01
Robert Griffiths (physicist) 1970-01-01