epic const generic array transpose

verified that this loop unrolls on compiler explorer

fixed_wide_vectors/src/macros/matrix.rs

@@ -20,6 +20,18 @@ macro_rules! impl_matrix {
 					array:self.array.map(|inner|inner.map(&f)),
 				}
 			}
+			#[inline]
+			pub fn transpose(self)->Matrix<Y,X,T>{
+				//how did I think of this
+				let mut array_of_iterators=self.array.map(|axis|axis.into_iter());
+				Matrix{
+					array:core::array::from_fn(|_|
+						array_of_iterators.each_mut().map(|iter|
+							iter.next().unwrap()
+						)
+					)
+				}
+			}
 		}
 		impl<const X:usize,const Y:usize,T> Matrix<X,Y,T>
 		where