Small correction to Num handling

Author: RXGottlieb

src/relaxation/rules.jl

@@ -31,10 +31,11 @@ function transform_rule(::McCormickTransform, ::typeof(exp), yL, yU, ycv, ycc, x
     mcv = mid_expr(xcv, xcc, xL)
     mcc = mid_expr(xcv, xcc, xU)
     rcv = Equation(ycv, exp(mcv))
-    rcc = Equation(ycc, line_expr(mcc, xL, xU, yL, yU))
+    rcc = Equation(ycc, line_expr(mcc, xL, xU, exp(xL), exp(xU)))
     return rcv, rcc
 end
 
+
 #=
 Binary Rules
 =#

src/transform/utilities.jl

@@ -235,7 +235,7 @@ julia> pull_vars(func)
 function pull_vars(term::Num)
     vars = Num[]
     strings = String[]
-    vars, strings = _pull_vars(term, vars, strings)
+    vars, strings = _pull_vars(term.val, vars, strings)
     vars = vars[sortperm(strings)]
     return vars
 end
@@ -244,7 +244,7 @@ function pull_vars(terms::Vector{Num})
     vars = Num[]
     strings = String[]
     for term in terms
-        vars, strings = _pull_vars(term, vars, strings)
+        vars, strings = _pull_vars(term.val, vars, strings)
     end
     vars = vars[sortperm(strings)]
     return vars