don't convert booleans in numerical equality

Author: dqnykamp

build/math-expressions.js

@@ -76059,6 +76059,10 @@ const component_equals = function ({ expr, other, randomBindings,
     var expr_evaluated = expr_f(bindings);
     var other_evaluated = other_f(bindings);
 
+    if (typeof expr_evaluated === "boolean" || typeof other_evaluated === "boolean") {
+      return { out_of_bounds: true, always_zero: false };
+    }
+
     var expr_abs = math$19.abs(expr_evaluated);
     var other_abs = math$19.abs(other_evaluated);
 

build/math-expressions_umd.js

@@ -76065,6 +76065,10 @@
       var expr_evaluated = expr_f(bindings);
       var other_evaluated = other_f(bindings);
 
+      if (typeof expr_evaluated === "boolean" || typeof other_evaluated === "boolean") {
+        return { out_of_bounds: true, always_zero: false };
+      }
+
       var expr_abs = math$19.abs(expr_evaluated);
       var other_abs = math$19.abs(other_evaluated);
 

lib/expression/equality/numerical.js

@@ -379,6 +379,10 @@ const component_equals = function ({ expr, other, randomBindings,
     var expr_evaluated = expr_f(bindings);
     var other_evaluated = other_f(bindings);
 
+    if (typeof expr_evaluated === "boolean" || typeof other_evaluated === "boolean") {
+      return { out_of_bounds: true, always_zero: false };
+    }
+
     var expr_abs = math.abs(expr_evaluated);
     var other_abs = math.abs(other_evaluated);
 

spec/slow_math-expressions.spec.js

@@ -311,6 +311,7 @@ describe("expression", function () {
     ['5q <= 9z', '-5q <= -9z'],
     ['5q >= 9z', '-5q >= -9z'],
     ['10^(-30)', '2*10^(-30)'],
+    ['0', 't=4'],
   ];
 
   _.each(nonequivalences, function (nonequiv) {