Trait std::cmp::Eq 1.0.0[−][src]
pub trait Eq: PartialEq<Self> { }
Trait for equality comparisons which are equivalence relations.
This means, that in addition to a == b and a != b being strict inverses, the equality must
be (for all a, b and c):
- reflexive:
a == a; - symmetric:
a == bimpliesb == a; and - transitive:
a == bandb == cimpliesa == c.
This property cannot be checked by the compiler, and therefore Eq implies
PartialEq, and has no extra methods.
Derivable
This trait can be used with #[derive]. When derived, because Eq has
no extra methods, it is only informing the compiler that this is an
equivalence relation rather than a partial equivalence relation. Note that
the derive strategy requires all fields are Eq, which isn’t
always desired.
How can I implement Eq?
If you cannot use the derive strategy, specify that your type implements
Eq, which has no methods:
enum BookFormat { Paperback, Hardback, Ebook } struct Book { isbn: i32, format: BookFormat, } impl PartialEq for Book { fn eq(&self, other: &Self) -> bool { self.isbn == other.isbn } } impl Eq for Book {}Run
Implementations on Foreign Types
impl<'a> Eq for Utf8LossyChunk<'a>[src]
Loading content...Implementors
impl Eq for BacktraceStatus[src]
impl Eq for TryReserveError[src]
impl Eq for Infallible1.34.0[src]
impl Eq for VarError[src]
impl Eq for ErrorKind[src]
impl Eq for SeekFrom[src]
impl Eq for IpAddr1.7.0[src]
impl Eq for Ipv6MulticastScope[src]
impl Eq for Shutdown[src]
impl Eq for SocketAddr[src]
impl Eq for FpCategory[src]
impl Eq for IntErrorKind[src]
impl Eq for SearchStep[src]
impl Eq for std::sync::atomic::Ordering[src]
impl Eq for RecvTimeoutError1.12.0[src]
impl Eq for TryRecvError[src]
impl Eq for std::cmp::Ordering[src]
impl Eq for bool[src]
impl Eq for char[src]
impl Eq for i8[src]
impl Eq for i16[src]
impl Eq for i32[src]
impl Eq for i64[src]
impl Eq for i128[src]
impl Eq for isize[src]
impl Eq for ![src]
impl Eq for str[src]
impl Eq for u8[src]
impl Eq for u16[src]
impl Eq for u32[src]
impl Eq for u64[src]
impl Eq for u128[src]
impl Eq for ()[src]
impl Eq for usize[src]
impl Eq for AllocError[src]
impl Eq for Layout1.28.0[src]
impl Eq for LayoutError1.50.0[src]
impl Eq for TypeId[src]
impl Eq for CharTryFromError1.34.0[src]
impl Eq for DecodeUtf16Error1.9.0[src]
impl Eq for ParseCharError1.20.0[src]
impl Eq for CStr[src]
impl Eq for CString[src]
impl Eq for FromBytesWithNulError1.10.0[src]
impl Eq for FromVecWithNulError[src]
impl Eq for IntoStringError1.7.0[src]
impl Eq for NulError[src]
impl Eq for OsStr[src]
impl Eq for OsString[src]
impl Eq for Error[src]
impl Eq for FileType1.1.0[src]
impl Eq for Permissions[src]
impl Eq for PhantomPinned1.33.0[src]
impl Eq for AddrParseError[src]
impl Eq for Ipv4Addr[src]
impl Eq for Ipv6Addr[src]
impl Eq for SocketAddrV4[src]
impl Eq for SocketAddrV6[src]
impl Eq for NonZeroI81.34.0[src]
impl Eq for NonZeroI161.34.0[src]
impl Eq for NonZeroI321.34.0[src]
impl Eq for NonZeroI641.34.0[src]
impl Eq for NonZeroI1281.34.0[src]
impl Eq for NonZeroIsize1.34.0[src]
impl Eq for NonZeroU81.28.0[src]
impl Eq for NonZeroU161.28.0[src]
impl Eq for NonZeroU321.28.0[src]
impl Eq for NonZeroU641.28.0[src]
impl Eq for NonZeroU1281.28.0[src]
impl Eq for NonZeroUsize1.28.0[src]
impl Eq for ParseFloatError[src]
impl Eq for ParseIntError[src]
impl Eq for TryFromIntError1.34.0[src]
impl Eq for RangeFull[src]
impl Eq for NoneError[src]
impl Eq for UCred[src]
This is supported on Unix only.
impl Eq for Components<'_>[src]
impl Eq for Path[src]
impl Eq for PathBuf[src]
impl Eq for StripPrefixError1.7.0[src]
impl Eq for ExitStatus[src]
impl Eq for Output[src]
impl Eq for ParseBoolError[src]
impl Eq for Utf8Error[src]
impl Eq for FromUtf8Error[src]
impl Eq for String[src]
impl Eq for RecvError[src]
impl Eq for WaitTimeoutResult1.5.0[src]
impl Eq for AccessError1.26.0[src]
impl Eq for ThreadId1.19.0[src]
impl Eq for Duration1.3.0[src]
impl Eq for Instant1.8.0[src]
impl Eq for SystemTime1.8.0[src]
impl<'_, A> Eq for &'_ A where
A: Eq + ?Sized, [src]
A: Eq + ?Sized,
impl<'_, A> Eq for &'_ mut A where
A: Eq + ?Sized, [src]
A: Eq + ?Sized,
impl<'_, B> Eq for Cow<'_, B> where
B: Eq + ToOwned + ?Sized, [src]
B: Eq + ToOwned + ?Sized,
impl<'a> Eq for Component<'a>[src]
impl<'a> Eq for Prefix<'a>[src]
impl<'a> Eq for Location<'a>1.10.0[src]
impl<'a> Eq for PrefixComponent<'a>[src]
impl<A> Eq for (A,) where
A: Eq + ?Sized, [src]
A: Eq + ?Sized,
impl<A> Eq for VecDeque<A> where
A: Eq, [src]
A: Eq,
impl<A, B> Eq for (A, B) where
B: Eq + ?Sized,
A: Eq, [src]
B: Eq + ?Sized,
A: Eq,
impl<A, B, C> Eq for (A, B, C) where
C: Eq + ?Sized,
B: Eq,
A: Eq, [src]
C: Eq + ?Sized,
B: Eq,
A: Eq,
impl<A, B, C, D> Eq for (A, B, C, D) where
C: Eq,
B: Eq,
A: Eq,
D: Eq + ?Sized, [src]
C: Eq,
B: Eq,
A: Eq,
D: Eq + ?Sized,
impl<A, B, C, D, E> Eq for (A, B, C, D, E) where
C: Eq,
E: Eq + ?Sized,
B: Eq,
A: Eq,
D: Eq, [src]
C: Eq,
E: Eq + ?Sized,
B: Eq,
A: Eq,
D: Eq,
impl<A, B, C, D, E, F> Eq for (A, B, C, D, E, F) where
C: Eq,
F: Eq + ?Sized,
E: Eq,
B: Eq,
A: Eq,
D: Eq, [src]
C: Eq,
F: Eq + ?Sized,
E: Eq,
B: Eq,
A: Eq,
D: Eq,
impl<A, B, C, D, E, F, G> Eq for (A, B, C, D, E, F, G) where
C: Eq,
F: Eq,
E: Eq,
B: Eq,
A: Eq,
G: Eq + ?Sized,
D: Eq, [src]
C: Eq,
F: Eq,
E: Eq,
B: Eq,
A: Eq,
G: Eq + ?Sized,
D: Eq,
impl<A, B, C, D, E, F, G, H> Eq for (A, B, C, D, E, F, G, H) where
C: Eq,
F: Eq,
E: Eq,
H: Eq + ?Sized,
B: Eq,
A: Eq,
G: Eq,
D: Eq, [src]
C: Eq,
F: Eq,
E: Eq,
H: Eq + ?Sized,
B: Eq,
A: Eq,
G: Eq,
D: Eq,
impl<A, B, C, D, E, F, G, H, I> Eq for (A, B, C, D, E, F, G, H, I) where
C: Eq,
F: Eq,
I: Eq + ?Sized,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
G: Eq,
D: Eq, [src]
C: Eq,
F: Eq,
I: Eq + ?Sized,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
G: Eq,
D: Eq,
impl<A, B, C, D, E, F, G, H, I, J> Eq for (A, B, C, D, E, F, G, H, I, J) where
C: Eq,
F: Eq,
I: Eq,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
J: Eq + ?Sized,
G: Eq,
D: Eq, [src]
C: Eq,
F: Eq,
I: Eq,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
J: Eq + ?Sized,
G: Eq,
D: Eq,
impl<A, B, C, D, E, F, G, H, I, J, K> Eq for (A, B, C, D, E, F, G, H, I, J, K) where
C: Eq,
F: Eq,
K: Eq + ?Sized,
I: Eq,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
J: Eq,
G: Eq,
D: Eq, [src]
C: Eq,
F: Eq,
K: Eq + ?Sized,
I: Eq,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
J: Eq,
G: Eq,
D: Eq,
impl<A, B, C, D, E, F, G, H, I, J, K, L> Eq for (A, B, C, D, E, F, G, H, I, J, K, L) where
C: Eq,
F: Eq,
K: Eq,
I: Eq,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
J: Eq,
G: Eq,
D: Eq,
L: Eq + ?Sized, [src]
C: Eq,
F: Eq,
K: Eq,
I: Eq,
E: Eq,
H: Eq,
B: Eq,
A: Eq,
J: Eq,
G: Eq,
D: Eq,
L: Eq + ?Sized,
impl<Dyn> Eq for DynMetadata<Dyn> where
Dyn: ?Sized, [src]
Dyn: ?Sized,
impl<H> Eq for BuildHasherDefault<H>1.29.0[src]
impl<Idx> Eq for Range<Idx> where
Idx: Eq, [src]
Idx: Eq,
impl<Idx> Eq for RangeFrom<Idx> where
Idx: Eq, [src]
Idx: Eq,
impl<Idx> Eq for RangeInclusive<Idx> where
Idx: Eq, 1.26.0[src]
Idx: Eq,
impl<Idx> Eq for RangeTo<Idx> where
Idx: Eq, [src]
Idx: Eq,
impl<Idx> Eq for RangeToInclusive<Idx> where
Idx: Eq, 1.26.0[src]
Idx: Eq,
impl<K, V> Eq for BTreeMap<K, V> where
K: Eq,
V: Eq, [src]
K: Eq,
V: Eq,
impl<K, V, S> Eq for HashMap<K, V, S> where
K: Eq + Hash,
V: Eq,
S: BuildHasher, [src]
K: Eq + Hash,
V: Eq,
S: BuildHasher,
impl<P> Eq for Pin<P> where
P: Deref,
<P as Deref>::Target: Eq, 1.41.0[src]
P: Deref,
<P as Deref>::Target: Eq,
impl<Ret> Eq for fn() -> Ret1.4.0[src]
impl<Ret> Eq for extern "C" fn() -> Ret1.4.0[src]
impl<Ret> Eq for unsafe fn() -> Ret1.4.0[src]
impl<Ret> Eq for unsafe extern "C" fn() -> Ret1.4.0[src]
impl<Ret, A> Eq for fn(A) -> Ret1.4.0[src]
impl<Ret, A> Eq for extern "C" fn(A) -> Ret1.4.0[src]
impl<Ret, A> Eq for extern "C" fn(A, ...) -> Ret1.4.0[src]
impl<Ret, A> Eq for unsafe fn(A) -> Ret1.4.0[src]
impl<Ret, A> Eq for unsafe extern "C" fn(A) -> Ret1.4.0[src]
impl<Ret, A> Eq for unsafe extern "C" fn(A, ...) -> Ret1.4.0[src]
impl<Ret, A, B> Eq for fn(A, B) -> Ret1.4.0[src]
impl<Ret, A, B> Eq for extern "C" fn(A, B) -> Ret1.4.0[src]
impl<Ret, A, B> Eq for extern "C" fn(A, B, ...) -> Ret1.4.0[src]
impl<Ret, A, B> Eq for unsafe fn(A, B) -> Ret1.4.0[src]
impl<Ret, A, B> Eq for unsafe extern "C" fn(A, B) -> Ret1.4.0[src]
impl<Ret, A, B> Eq for unsafe extern "C" fn(A, B, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C> Eq for fn(A, B, C) -> Ret1.4.0[src]
impl<Ret, A, B, C> Eq for extern "C" fn(A, B, C) -> Ret1.4.0[src]
impl<Ret, A, B, C> Eq for extern "C" fn(A, B, C, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C> Eq for unsafe fn(A, B, C) -> Ret1.4.0[src]
impl<Ret, A, B, C> Eq for unsafe extern "C" fn(A, B, C) -> Ret1.4.0[src]
impl<Ret, A, B, C> Eq for unsafe extern "C" fn(A, B, C, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D> Eq for fn(A, B, C, D) -> Ret1.4.0[src]
impl<Ret, A, B, C, D> Eq for extern "C" fn(A, B, C, D) -> Ret1.4.0[src]
impl<Ret, A, B, C, D> Eq for extern "C" fn(A, B, C, D, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D> Eq for unsafe fn(A, B, C, D) -> Ret1.4.0[src]
impl<Ret, A, B, C, D> Eq for unsafe extern "C" fn(A, B, C, D) -> Ret1.4.0[src]
impl<Ret, A, B, C, D> Eq for unsafe extern "C" fn(A, B, C, D, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E> Eq for fn(A, B, C, D, E) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E> Eq for extern "C" fn(A, B, C, D, E) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E> Eq for extern "C" fn(A, B, C, D, E, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E> Eq for unsafe fn(A, B, C, D, E) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E> Eq for unsafe extern "C" fn(A, B, C, D, E) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E> Eq for unsafe extern "C" fn(A, B, C, D, E, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F> Eq for fn(A, B, C, D, E, F) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F> Eq for extern "C" fn(A, B, C, D, E, F) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F> Eq for extern "C" fn(A, B, C, D, E, F, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F> Eq for unsafe fn(A, B, C, D, E, F) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F> Eq for unsafe extern "C" fn(A, B, C, D, E, F) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F> Eq for unsafe extern "C" fn(A, B, C, D, E, F, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G> Eq for fn(A, B, C, D, E, F, G) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G> Eq for extern "C" fn(A, B, C, D, E, F, G) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G> Eq for extern "C" fn(A, B, C, D, E, F, G, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G> Eq for unsafe fn(A, B, C, D, E, F, G) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H> Eq for fn(A, B, C, D, E, F, G, H) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H> Eq for extern "C" fn(A, B, C, D, E, F, G, H) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H> Eq for extern "C" fn(A, B, C, D, E, F, G, H, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H> Eq for unsafe fn(A, B, C, D, E, F, G, H) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I> Eq for fn(A, B, C, D, E, F, G, H, I) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I> Eq for unsafe fn(A, B, C, D, E, F, G, H, I) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J> Eq for fn(A, B, C, D, E, F, G, H, I, J) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, J) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, J, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J> Eq for unsafe fn(A, B, C, D, E, F, G, H, I, J) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, J) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, J, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K> Eq for fn(A, B, C, D, E, F, G, H, I, J, K) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, J, K) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, J, K, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K> Eq for unsafe fn(A, B, C, D, E, F, G, H, I, J, K) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, J, K) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, J, K, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K, L> Eq for fn(A, B, C, D, E, F, G, H, I, J, K, L) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K, L> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, J, K, L) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K, L> Eq for extern "C" fn(A, B, C, D, E, F, G, H, I, J, K, L, ...) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K, L> Eq for unsafe fn(A, B, C, D, E, F, G, H, I, J, K, L) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K, L> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, J, K, L) -> Ret1.4.0[src]
impl<Ret, A, B, C, D, E, F, G, H, I, J, K, L> Eq for unsafe extern "C" fn(A, B, C, D, E, F, G, H, I, J, K, L, ...) -> Ret1.4.0[src]
impl<T> Eq for Bound<T> where
T: Eq, 1.17.0[src]
T: Eq,
impl<T> Eq for Option<T> where
T: Eq, [src]
T: Eq,
impl<T> Eq for Poll<T> where
T: Eq, 1.36.0[src]
T: Eq,
impl<T> Eq for *const T where
T: ?Sized, [src]
T: ?Sized,
impl<T> Eq for *mut T where
T: ?Sized, [src]
T: ?Sized,
impl<T> Eq for [T] where
T: Eq, [src]
T: Eq,
impl<T> Eq for Cell<T> where
T: Eq + Copy, 1.2.0[src]
T: Eq + Copy,
impl<T> Eq for RefCell<T> where
T: Eq + ?Sized, 1.2.0[src]
T: Eq + ?Sized,
impl<T> Eq for BTreeSet<T> where
T: Eq, [src]
T: Eq,
impl<T> Eq for LinkedList<T> where
T: Eq, [src]
T: Eq,
impl<T> Eq for OnceCell<T> where
T: Eq, [src]
T: Eq,
impl<T> Eq for PhantomData<T> where
T: ?Sized, [src]
T: ?Sized,
impl<T> Eq for Discriminant<T>1.21.0[src]
impl<T> Eq for ManuallyDrop<T> where
T: Eq + ?Sized, 1.20.0[src]
T: Eq + ?Sized,
impl<T> Eq for Wrapping<T> where
T: Eq, [src]
T: Eq,
impl<T> Eq for NonNull<T> where
T: ?Sized, 1.25.0[src]
T: ?Sized,
impl<T> Eq for Rc<T> where
T: Eq + ?Sized, [src]
T: Eq + ?Sized,
impl<T> Eq for Arc<T> where
T: Eq + ?Sized, [src]
T: Eq + ?Sized,
impl<T> Eq for Reverse<T> where
T: Eq, 1.19.0[src]
T: Eq,
impl<T, A> Eq for Box<T, A> where
T: Eq + ?Sized,
A: Allocator, [src]
T: Eq + ?Sized,
A: Allocator,
impl<T, A> Eq for Vec<T, A> where
T: Eq,
A: Allocator, [src]
T: Eq,
A: Allocator,
impl<T, E> Eq for Result<T, E> where
T: Eq,
E: Eq, [src]
T: Eq,
E: Eq,
impl<T, S> Eq for HashSet<T, S> where
T: Eq + Hash,
S: BuildHasher, [src]
T: Eq + Hash,
S: BuildHasher,
impl<T, const N: usize> Eq for [T; N] where
T: Eq, [src]
T: Eq,
impl<T: Eq> Eq for TrySendError<T>[src]
impl<T: Eq> Eq for Cursor<T>[src]
impl<T: Eq> Eq for SyncOnceCell<T>[src]
impl<T: Eq> Eq for SendError<T>[src]
impl<Y, R> Eq for GeneratorState<Y, R> where
R: Eq,
Y: Eq, [src]
R: Eq,
Y: Eq,