Irvine Dataflow. Arvind & Gostelow. Single assignment language and compiler used on MIT's Tagged-Token Dataflow Architecture (and soon on Motorola's Monsoon). Incrementally compiled, non-strict.
See also Id Nouveau.
["An Asynchronous Programming Language for a Large Multiprocessor Machine", Arvind et al, TR114a, Dept ISC, UC Irvine, Dec 1978].
["The U-Interpreter", Arvind et al, Computer 15(2):42-50 (1982)].