Add hyper-rectangle test and update docs for min/max

Author: MatthewDaggitt

Diff for: docs/language/arithmetic.rst

@@ -49,6 +49,14 @@ The available operations over naturals are:
      - :code:`>`
      - :code:`Nat -> Nat -> Bool`
      - :code:`x >= y`
+   * - Min
+     - :code:`min`
+     - :code:`Nat -> Nat -> Bool`
+     - :code:`min x y`
+   * - Max
+     - :code:`max`
+     - :code:`Nat -> Nat -> Bool`
+     - :code:`max x y`
 
 Note that inequalities can be chained, so that ``x < y <= z`` will be
 expanded to ``x < y and y <= z``.
@@ -105,6 +113,14 @@ The available operations over rationals are:
      - :code:`>`
      - :code:`Rat -> Rat -> Bool`
      - :code:`x >= y`
+   * - Min
+     - :code:`min`
+     - :code:`Rat -> Rat -> Bool`
+     - :code:`min x y`
+   * - Max
+     - :code:`max`
+     - :code:`Rat -> Rat -> Bool`
+     - :code:`max x y`
 
 
 .. note::

Diff for: docs/language/vectors.rst

@@ -170,20 +170,28 @@ the set of operations supported by ``Index`` types is extremely limited:
      - Example
    * - Less than or equal
      - :code:`<=`
-     - :code:`Index d -> Index d -> Bool`
+     - :code:`Index d1 -> Index d2 -> Bool`
      - :code:`x <= y`
    * - Less than
      - :code:`<`
-     - :code:`Index d -> Index d -> Bool`
+     - :code:`Index d1 -> Index d2 -> Bool`
      - :code:`x < y`
    * - Greater than or equal
      - :code:`>=`
-     - :code:`Index d -> Index d -> Bool`
+     - :code:`Index d1 -> Index d2 -> Bool`
      - :code:`x >= y`
    * - Greater than
      - :code:`>`
-     - :code:`Index d -> Index d -> Bool`
+     - :code:`Index d1 -> Index d2 -> Bool`
      - :code:`x >= y`
+   * - Min
+     - :code:`min`
+     - :code:`Index d1 -> Index d2 -> Bool`
+     - :code:`min x y`
+   * - Max
+     - :code:`max`
+     - :code:`Index d1 -> Index d2 -> Bool`
+     - :code:`max x y`
 
 Non-constant sizes
 ------------------

Diff for: vehicle/tests/golden/compile/hyperRectangle/5inputs.idx

@@ -0,0 +1,66 @@
+// WARNING: This file was generated automatically by Vehicle
+// and should not be modified manually!
+// Metadata:
+//  - Marabou query format version: unknown
+//  - Vehicle version: 0.14.1+dev
++y0 -y1 <= 0.0
+x0 <= 1.0
+x0 >= 0.0
+x1 <= 1.0
+x1 >= 0.0
+x2 <= 1.0
+x2 >= -0.23146467466735562
+x3 <= 1.0
+x3 >= -0.17030859913804158
+x4 <= 1.0
+x4 >= -0.15181423637665412
+x5 <= 1.0
+x5 >= -0.09376206565379208
+x6 <= 1.0
+x6 >= -0.12252536033731846
+x7 <= 1.0
+x7 >= -0.07527999060969304
+x8 <= 1.0
+x8 >= -0.16953891559897394
+x9 <= 1.0
+x9 >= -0.2587957298637119
+x10 <= 1.0
+x10 >= -0.18418175113682422
+x11 <= 1.0
+x11 >= -0.15278713734873317
+x12 <= 1.0
+x12 >= -0.0736900786611618
+x13 <= 1.0
+x13 >= -0.07213913784800313
+x14 <= 1.0
+x14 >= -0.06726546917623602
+x15 <= 1.0
+x15 >= -0.06668490077590639
+x16 <= 1.0
+x16 >= -0.10018156123016132
+x17 <= 1.0
+x17 >= -0.17078887483783187
+x18 <= 1.0
+x18 >= -0.09815711812407239
+x19 <= 1.0
+x19 >= -0.07486999880282023
+x20 <= 1.0
+x20 >= -0.030188310612655818
+x21 <= 1.0
+x21 >= -0.07905960941677105
+x22 <= 1.0
+x22 >= -0.03748206502179757
+x23 <= 1.0
+x23 >= -0.05442083785306469
+x24 <= 1.0
+x24 >= -0.062439538467816115
+x25 <= 1.0
+x25 >= -0.1447197088302923
+x26 <= 1.0
+x26 >= -0.03415181550241956
+x27 <= 1.0
+x27 >= -0.05484392698265897
+x28 <= 1.0
+x28 >= -0.059158504620057895
+x29 <= 1.0
+x29 >= -0.09836248531326969