diff --git a/matlab/@dseries/minus.m b/matlab/@dseries/minus.m
index a6b6f91e477285da4c5da9c7164cb9e38f86e8af..4f3309d8d2840a469350db34a5a348e9271fb120 100644
--- a/matlab/@dseries/minus.m
+++ b/matlab/@dseries/minus.m
@@ -98,7 +98,7 @@ A_vobs = max(vobs(B), vobs(C));
 A.name = cell(A_vobs,1);
 A.tex = cell(A_vobs,1);
 for i=1:A_vobs
-    A.name(i) = {['minus(' B.name{idB(i)} ',' C.name{idC(i)} ')']};
+    A.name(i) = {['minus(' B.name{idB(i)} ';' C.name{idC(i)} ')']};
     A.tex(i) = {['(' B.tex{idB(i)} '-' C.tex{idC(i)} ')']};
 end
 A.data = bsxfun(@minus,B.data,C.data);
@@ -126,7 +126,7 @@ A.data = bsxfun(@minus,B.data,C.data);
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,[A(:,1)-B, A(:,2)-B],1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'minus(A1,B1)';'minus(A2,B1)'});
+%$    t(5) = dyn_assert(ts3.name,{'minus(A1;B1)';'minus(A2;B1)'});
 %$ end
 %$ T = all(t);
 %@eof:1
@@ -154,7 +154,7 @@ A.data = bsxfun(@minus,B.data,C.data);
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,[A(1:5,1)-B(1:5), A(1:5,2)-B(1:5) ; NaN(5,2)],1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'minus(A1,B1)';'minus(A2,B1)'});
+%$    t(5) = dyn_assert(ts3.name,{'minus(A1;B1)';'minus(A2;B1)'});
 %$ end
 %$ T = all(t);
 %@eof:3
diff --git a/matlab/@dseries/mpower.m b/matlab/@dseries/mpower.m
index ef6dc2d9f7f5969fc6aef1a20caac39c5fa8930f..283705243c4106c1144c118de0391c1b34cf98ba 100644
--- a/matlab/@dseries/mpower.m
+++ b/matlab/@dseries/mpower.m
@@ -65,7 +65,7 @@ if isdseries(B) && isnumeric(C) && isreal(C) &&  isscalar(C)
     A.name = cell(vobs(A),1);
     A.tex = cell(vobs(A),1);
     for i=1:vobs(A)
-        A.name(i) = {['power(' B.name{i} ',' num2str(C) ')']};
+        A.name(i) = {['power(' B.name{i} ';' num2str(C) ')']};
         A.tex(i) = {[B.tex{i} '^' num2str(C) ]};
     end
     return
@@ -79,7 +79,7 @@ if isdseries(B) && isdseries(C)
         A.name = cell(vobs(A),1);
         A.tex = cell(vobs(A),1);
         for i=1:vobs(A)
-            A.name(i) = {['power(' B.name{i} ',' C.name{i} ')']};
+            A.name(i) = {['power(' B.name{i} ';' C.name{i} ')']};
             A.tex(i) = {[B.tex{i} '^{' C.tex{i} '}']};
         end
     else
@@ -112,7 +112,7 @@ error(['dseries::mpower: Wrong calling sequence!'])
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,A.^B,1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'power(A1,B1)';'power(A2,B2)'});
+%$    t(5) = dyn_assert(ts3.name,{'power(A1;B1)';'power(A2;B2)'});
 %$    t(6) = dyn_assert(ts3.tex,{'A1^{B1}';'A2^{B2}'});
 %$ end
 %$ T = all(t);
@@ -139,7 +139,7 @@ error(['dseries::mpower: Wrong calling sequence!'])
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,A.^2,1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'power(A1,2)';'power(A2,2)'});
+%$    t(5) = dyn_assert(ts3.name,{'power(A1;2)';'power(A2;2)'});
 %$    t(6) = dyn_assert(ts3.tex,{'A1^2';'A2^2'});
 %$ end
 %$ T = all(t);
diff --git a/matlab/@dseries/mrdivide.m b/matlab/@dseries/mrdivide.m
index 606cc3b212f30d340b605f9111458b9672c7e514..3d4377e82403b4810bfa9a781b7f0431ed7be11e 100644
--- a/matlab/@dseries/mrdivide.m
+++ b/matlab/@dseries/mrdivide.m
@@ -86,7 +86,7 @@ if isdseries(B) && isdseries(C)
     A.name = cell(A_vobs,1);
     A.tex = cell(A_vobs,1);
     for i=1:A_vobs
-        A.name(i) = {['divide(' B.name{idB(i)} ',' C.name{idC(i)} ')']};
+        A.name(i) = {['divide(' B.name{idB(i)} ';' C.name{idC(i)} ')']};
         A.tex(i) = {['(' B.tex{idB(i)} '/' C.tex{idC(i)} ')']};
     end
     A.data = bsxfun(@rdivide,B.data,C.data);
diff --git a/matlab/@dseries/mtimes.m b/matlab/@dseries/mtimes.m
index d52117dca84fb319c2f668db1535c125c92d28f2..db5695aa02efa1eb149c0d1da8076af633b26818 100644
--- a/matlab/@dseries/mtimes.m
+++ b/matlab/@dseries/mtimes.m
@@ -86,7 +86,7 @@ if isdseries(B) && isdseries(C)
     A.name = cell(A_vobs,1);
     A.tex = cell(A_vobs,1);
     for i=1:A_vobs
-        A.name(i) = {['multiply(' B.name{idB(i)} ',' C.name{idC(i)} ')']};
+        A.name(i) = {['multiply(' B.name{idB(i)} ';' C.name{idC(i)} ')']};
         A.tex(i) = {['(' B.tex{idB(i)} '*' C.tex{idC(i)} ')']};
     end
     A.data = bsxfun(@times,B.data,C.data);
@@ -116,7 +116,7 @@ end
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,[A(:,1).*B, A(:,2).*B],1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'multiply(A1,B1)';'multiply(A2,B1)'});
+%$    t(5) = dyn_assert(ts3.name,{'multiply(A1;B1)';'multiply(A2;B1)'});
 %$ end
 %$ T = all(t);
 %@eof:1
diff --git a/matlab/@dseries/plus.m b/matlab/@dseries/plus.m
index ee3f0295c0422724ebf99f5a2777cd421b5773be..850d6ef1102243ec61dc8427d9a1eb7d847733b3 100644
--- a/matlab/@dseries/plus.m
+++ b/matlab/@dseries/plus.m
@@ -100,7 +100,7 @@ A_vobs = max(vobs(B), vobs(C));
 A.name = cell(A_vobs,1);
 A.tex = cell(A_vobs,1);
 for i=1:A_vobs
-    A.name(i) = {['plus(' B.name{idB(i)} ',' C.name{idC(i)} ')']};
+    A.name(i) = {['plus(' B.name{idB(i)} ';' C.name{idC(i)} ')']};
     A.tex(i) = {['(' B.tex{idB(i)} '+' C.tex{idC(i)} ')']};
 end
 
@@ -127,7 +127,7 @@ end
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,[A(:,1)+B, A(:,2)+B],1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'plus(A1,B1)';'plus(A2,B1)'});
+%$    t(5) = dyn_assert(ts3.name,{'plus(A1;B1)';'plus(A2;B1)'});
 %$ end
 %$ T = all(t);
 %@eof:1
@@ -156,7 +156,7 @@ end
 %$    t(2) = dyn_assert(ts4.vobs,2);
 %$    t(3) = dyn_assert(ts4.nobs,10);
 %$    t(4) = dyn_assert(ts4.data,[A(:,1)+B, A(:,2)+B]+A,1e-15);
-%$    t(5) = dyn_assert(ts4.name,{'plus(plus(A1,B1),A1)';'plus(plus(A2,B1),A2)'});
+%$    t(5) = dyn_assert(ts4.name,{'plus(plus(A1;B1);A1)';'plus(plus(A2;B1);A2)'});
 %$ end
 %$ T = all(t);
 %@eof:2
@@ -185,7 +185,7 @@ end
 %$    t(2) = dyn_assert(ts3.vobs,2);
 %$    t(3) = dyn_assert(ts3.nobs,10);
 %$    t(4) = dyn_assert(ts3.data,[A(1:5,1)+B(1:5), A(1:5,2)+B(1:5) ; NaN(5,2)],1e-15);
-%$    t(5) = dyn_assert(ts3.name,{'plus(A1,B1)';'plus(A2,B1)'});
+%$    t(5) = dyn_assert(ts3.name,{'plus(A1;B1)';'plus(A2;B1)'});
 %$ end
 %$ T = all(t);
 %@eof:3