Smaltalk - 71 included a programming environment and was dynamically typed , and at first was interpreted , not compiled .
In the 1970s the first version of the Smalltalk programming language was developed at Xerox PARC by Alan Kay , Dan Ingalls and Adele Goldberg .
Smalltalk - 71 included a programming environment and was dynamically typed , and at first was interpreted , not compiled .
In the 1970s the first version of the Smalltalk programming language was developed at Xerox PARC by Alan Kay , Dan Ingalls and Adele Goldberg .