The Pattern of Marriage broadcast 22 May 1953. The Pattern of Marriage The Pattern of Marriage was a series of one hour British television documentaries which aired in 1953 on the BBC. It consisted of four episodes and was written by Ted Willis and Caryl Doncaster, the latter also serving as producer. The Church of England, the National Marriage Guidance Council,the Catholic Marriage Advisory Council and the Magistrates' Association were involved in the research for the series. The four episodes were entitled "A Home of Their Own", broadcast 11 March 1953, "Two's Company", broadcast 8 April 1953,"A Son", broadcast 27 April 1953 and "For
Q-guidance guidance system. In flight, the actual trajectory is modeled mathematically as a Taylor series expansion around the reference trajectory. The guidance system attempts to zero the linear terms of this expression, i.e. to bring the missile back to the planned trajectory. For this reason, Delta-guidance is sometimes referred to as "fly [along] the wire", where the (imaginary) wire refers to the reference trajectory. In contrast, Q-guidance is a dynamic method, reminiscent of the theories dynamic programming or state based feedback. In essence, it says "never mind where we were supposed to be, given where we are what should we do