Class yassl.subnode 
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Class yassl.subnode 

java.lang.Object
   |
   +----yassl.pnode
           |
           +----yassl.unarynode
                   |
                   +----yassl.binarynode
                           |
                           +----yassl.subnode
public class subnode
extends binarynode
this is a subtraction node.

Constructor Index

o subnode(pnode, pnode)

Method Index

o eval(Env)
pnodes are directly evaluated, and this function implements the notion of a scheme like eval procedure.

Constructors

o subnode 
  public subnode(pnode left,
                 pnode right)

Methods

o eval 
  public pnode eval(Env e) throws yasslError
pnodes are directly evaluated, and this function implements the notion of a scheme like eval procedure.
Overrides:
eval in class pnode

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