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diff --git a/ztrans_proposal.mdwn b/ztrans_proposal.mdwn
index 83a64b160e40305e5136447ab5344f9e8524cfa7..8a34f81542f4c0ed219b860487d809c5c7a53322 100644 (file)
--- a/ztrans_proposal.mdwn
+++ b/ztrans_proposal.mdwn
@@ -9,7 +9,7 @@ See:
 Extension subsets:
 
 * **Ztrans**: standard transcendentals (best suited to 3D)
-* **ZtransExt**: extra functions (useful, not generally needed for 3D)
+* **ZtransExt**: extra functions (useful, not generally needed for 3D, can be synthesised using Ztrans)
 * **Ztrigpi**: trig. xxx-pi sinpi cospi tanpi
 * **Ztrignpi**: trig non-xxx-pi sin cos tan
 * **Zarctrigpi**: arc-trig. a-xxx-pi: atan2pi asinpi acospi