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diff --git a/ztrans_proposal.mdwn b/ztrans_proposal.mdwn
index 8d68b7244d83abb20aca0183ad6c1e237902599e..af72e4198956b3f2989ae3e15fe317f1881c5854 100644 (file)
--- a/ztrans_proposal.mdwn
+++ b/ztrans_proposal.mdwn
@@ -210,11 +210,14 @@ Any deviation from Trademarked Standards means that an implementation
 may not be sold and also make a claim of being, for example, "Vulkan
 compatible".
 
-This in turn reinforces and makes a hard requirement a need for public
+For 3D, this in turn reinforces and makes a hard requirement a need for public
 compliance with such standards, over-and-above what would otherwise be
 set by a RISC-V Standards Development Process, including both the
 software compliance and the knock-on implications that has for hardware.
 
+For libraries such as libm and numpy, accuracy is paramount, for software  interoperability across multiple platforms. Some algorithms critically rely on correct IEEE754, for example.
+The conflicting accuracy requirements can be met through the zfpacc extension.
+
 **Collaboration**:
 
 The case for collaboration on any Extension is already well-known.