diff --git a/source/isl/package.lisp b/source/isl/package.lisp
index d2dd36ddb..e27bb71a2 100644
--- a/source/isl/package.lisp
+++ b/source/isl/package.lisp
@@ -80,6 +80,8 @@
    #:create-space-set
    #:create-space-map
    #:space-dim
+   #:multi-aff-zero
+   #:set-from-multi-aff
    ;; Local Space
    #:local-space
    #:local-space-p
@@ -120,6 +122,8 @@
    #:union-access-info-set-schedule-map
    ;; Set
    #:set
+   #:set-from-union-set
+   #:set-get-space
    ;;#:setp
    #:set-from-str
    #:set-empty
@@ -157,10 +161,12 @@
    ;; Union set
    #:union-set
    #:union-set-p
+   #:union-set-is-empty
    #:union-set-from-str
    #:union-set-empty
    #:union-set-universe
    #:basic-set-union-set
+   #:union-set-from-set
    #:set-union-set
    #:union-set-intersect
    #:union-set-union
@@ -200,6 +206,8 @@
    #:basic-map-union-map
    #:map-union-map
    #:union-map-reverse
+   #:union-map-is-empty
+   #:union-map-deltas
    #:union-map-intersect
    #:union-map-union
    #:union-map-subtract
@@ -366,6 +374,7 @@
    #:schedule-node-get-children
    #:schedule-node-get-type
    #:schedule-node-insert-partial-schedule
+   #:schedule-node-band-get-partial-schedule-union-map
    #:schedule-node-get-schedule-depth
    #:schedule-node-get-child
    #:schedule-insert-sequence
diff --git a/source/isl/schedule-node.lisp b/source/isl/schedule-node.lisp
index b1a0bb68f..084672b49 100644
--- a/source/isl/schedule-node.lisp
+++ b/source/isl/schedule-node.lisp
@@ -76,6 +76,10 @@
   (:give multi-union-pw-aff)
   (:keep schedule-node))
 
+(define-isl-function schedule-node-band-get-partial-schedule-union-map %isl-schedule-node-band-get-partial-schedule-union-map
+  (:give union-map)
+  (:keep schedule-node))
+
 (define-isl-function schedule-node-get-domain %isl-schedule-node-get-domain
   (:give union-set)
   (:keep schedule-node))
diff --git a/source/isl/set.lisp b/source/isl/set.lisp
index 732ccd286..20331e569 100644
--- a/source/isl/set.lisp
+++ b/source/isl/set.lisp
@@ -23,3 +23,15 @@
 (define-isl-function basic-set-set %isl-set-from-basic-set
   (:give set)
   (:take basic-set))
+
+(define-isl-function set-from-union-set %isl-set-from-union-set
+  (:give set)
+  (:take union-set))
+
+(define-isl-function set-get-space %isl-set-get-space
+  (:give space)
+  (:take set))
+
+(define-isl-function set-from-multi-aff %isl-set-from-multi-aff
+  (:give set)
+  (:take multi-aff))
diff --git a/source/isl/space.lisp b/source/isl/space.lisp
index 94ad0e9f9..5c9e9fcc5 100644
--- a/source/isl/space.lisp
+++ b/source/isl/space.lisp
@@ -4,6 +4,10 @@
   :free %isl-space-free
   :copy %isl-space-copy)
 
+(define-isl-object multi-aff
+  :free %isl-multi-aff-free
+  :copy %isl-multi-aff-copy)
+
 (defmethod print-object ((value space) stream)
   (print-unreadable-object (value stream :type t)
     (write-string (%isl-space-to-str (space-handle value)) stream)))
@@ -33,3 +37,7 @@
 
 (defun space-dim (space dim-type)
   (%isl-space-dim (space-handle space) dim-type))
+
+(define-isl-function multi-aff-zero %isl-multi-aff-zero
+  (:give multi-aff)
+  (:take space))
diff --git a/source/isl/union-map.lisp b/source/isl/union-map.lisp
index 7f390b633..6d0cf074d 100644
--- a/source/isl/union-map.lisp
+++ b/source/isl/union-map.lisp
@@ -71,6 +71,10 @@
   (:give union-set)
   (:take union-map domain))
 
+(define-isl-function union-map-deltas %isl-union-map-deltas
+  (:give union-set)
+  (:take union-map))
+
 (define-isl-function union-map-range %isl-union-map-range
   (:give union-set)
   (:take union-map range))
@@ -123,3 +127,7 @@
   (:give union-map)
   (:take union-map)
   (:take union-map domain))
+
+(define-isl-function union-map-is-empty %isl-union-map-is-empty
+  (:give boolean)
+  (:take union-map))
diff --git a/source/isl/union-set.lisp b/source/isl/union-set.lisp
index bc828dcdf..9d0004f7f 100644
--- a/source/isl/union-set.lisp
+++ b/source/isl/union-set.lisp
@@ -26,6 +26,10 @@
   (:give union-set)
   (:take basic-set))
 
+(define-isl-function union-set-from-set %isl-union-set-from-set
+  (:give union-set)
+  (:take set))
+
 (define-isl-function set-union-set %isl-set-from-basic-set
   (:give union-set)
   (:take set))
@@ -61,3 +65,7 @@
   (:give union-set)
   (:take union-set)
   (:take set params))
+
+(define-isl-function union-set-is-empty %isl-union-set-is-empty
+  (:give boolean)
+  (:take union-set))