From dac7f81a67812c744fd264ae658c9ff958689370 Mon Sep 17 00:00:00 2001
From: Mateusz Pusz <mateusz.pusz@gmail.com>
Date: Wed, 31 Aug 2022 21:12:00 +0200
Subject: [PATCH] fix: `harmonic_` concept fixed to properly account for
 pi-based magnitudes

---
 src/core/include/units/quantity.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/include/units/quantity.h b/src/core/include/units/quantity.h
index c1e99d29..84c6042e 100644
--- a/src/core/include/units/quantity.h
+++ b/src/core/include/units/quantity.h
@@ -65,7 +65,7 @@ concept safe_convertible_to_ =  // exposition only
 // QFrom ratio is an exact multiple of QTo
 template<typename QFrom, typename QTo>
 concept harmonic_ =  // exposition only
-  Quantity<QFrom> && Quantity<QTo> && is_integral(detail::quantity_ratio<QFrom> / detail::quantity_ratio<QTo>);
+  Quantity<QFrom> && Quantity<QTo> && is_integral(detail::quantity_magnitude<QFrom> / detail::quantity_magnitude<QTo>);
 
 template<typename QFrom, typename QTo>
 concept safe_castable_to_ =  // exposition only