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Language peer sets for Macrosal:
United States
United States/1965
Designed 1965
1960s languages
Third generation
Early Cold War
Genus 2d shape
Specialised Languages
2d shape
2d Construct-related
2d shape/1965
2d Construct-related/1965
2d shape/United States
2d Construct-related/United States
Image-related/United States
Specialised Languages
Specialised Languages/1965
Specialised Languages/us


Interactive graphics system 

alternate simple view
Country: United States
Designed 1965
Genus: 2d shape
Sammet category: Specialised Languages

for Macro + SAL, SAL being the target language for LISP

Macro system for lisp to extend it to interactive visual operation after the fashion of SKETHPAD on the PDP-6

Graphical components were forerunner of the SML (also written by Martin)

Required a sepcial secondary storage block (because of LISP garbage collection)

Related languages
LISP 1.5 Macrosal   Extension of
SAL Macrosal   Targetting
Sketchpad Macrosal   Incorporated some features of
Macrosal SML   Evolution of

  • Martin, William A. (1965) Martin, William A. "A Version of LISP for the PDP-6" Abstract Extract: A System for Display Language Construction
          in (1965) DECUS Spring Conference 1965
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