First time here? Check out the FAQ!
answered 2016-03-13 12:20:40 +0100
The two inequialities x<y,y<z are not equivalent to x < z, for example {x:1,y:0,z:3} satisfies the second equation but not the first.
x<y,y<z
x < z
{x:1,y:0,z:3}