min/maximum(abs)

JuliaMath · Feb 14, 2024 · 27ed4aa · 27ed4aa
1 parent 0f74402
commit 27ed4aa
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/IntervalSets.jl b/src/IntervalSets.jl
@@ -337,6 +337,12 @@ maximum(d::TypedEndpointsInterval{L,:open}) where L = throw(ArgumentError("$d is
 
 extrema(I::TypedEndpointsInterval) = (infimum(I), supremum(I))
 
+minimum(::typeof(abs), I::TypedEndpointsInterval{:closed,:closed}) =
+    minimum(I) < 0 < maximum(I) ?
+        zero(minimum(I)) :
+        minimum(abs, endpoints(I))
+maximum(::typeof(abs), I::TypedEndpointsInterval{:closed,:closed}) = maximum(abs, endpoints(I))
+
 # Open and closed at endpoints
 isleftclosed(d::TypedEndpointsInterval{:closed}) = true
 isleftclosed(d::TypedEndpointsInterval{:open}) = false