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New posts in equality

How can I distinguish between an unset float and one with a value of 0?

Python testing whether a string is one of a certain set of values

python string equality

Type of `==` in Haskell should be `Eq a b => a -> b -> Bool`

php is not equal to and is not equal,equal to

php operators equality

Is this possible somehow in C# : if (a==b==c==d) {...}

Annotating a Java class as safe for reference comparison

Checking Java files for == Error's, not limited to Strings

java equals equality

In Groovy, why does the behaviour of '==' change for interfaces extending Comparable?

groovy equality

Struct member equality without overloading operator== in C++

Vectorized equality testing

r equality

Value-equals and circular references: how to resolve infinite recursion?

c# recursion equality infinite

How do immutable ID properties affect .NET equality?

c# equality

Why doesn't Array override the triple equal sign method in Ruby?

Testing laws of side-effecting monad

Is there an idiomatic approach in C++ for comparing polymorphic types for object equivalence?

c++ polymorphism equality

Common Lisp: How to check set equality, ignoring order?

lisp set common-lisp equality

Equality function for pair components

Why does comparing a *nullable* decimal with `0` differ from comparing a decimal with `0`?

c# nullable equality

Equals() contract for .NET Dictionary / IDictionary vs equals() contract for Java Map

How to solve goals with invalid type equalities in Coq?

types equality proof coq