What is Discrete Math (in layman's terms)?

[wlcgeek]

Wikipedia says it deals with distinct objects and is differentiated from continuous math, which has objects that "vary smoothly."

For a layman, can someone explain what this means?

And is all math discrete or continuous? No other options?

 

[SteamKing]

Quote: "And is all math discrete or continuous? No other options?"

What other options did you have in mind?

 

[jldibble]

Discrete mathematics deals with values or concepts which have countable results. Key word being countable (meaning discrete).

Calculus is a mathematics which deals with continuous ideas such as limits and infinity.