Archive for the ‘math’ Category

A few truths about double-or-nothing SNGs

December 9, 2008 | 4:13 am | Derk

In one of my previous posts, I discussed folding aces.  The conclusion was that only in situations such as a satellite tournament or double-or-nothing SNG is it correct to do so.  In a regular SNG or tournament structure you gain too much equity from calling with aces for folding them to be correct.  However with [...]

Sit-and-go calculations and edge

December 2, 2008 | 8:50 pm | Derk

When you play sit-and-gos, one of the key things to understand is the math behind your decisions. Even bad players have a general idea about what is good and what isn’t. Doing calculations using ICM and opponent modeling is an important way to verify your play and improve it. The remainder of [...]

Should you ever fold aces?

November 26, 2008 | 11:36 pm | Derk

A recent post in the PITR forums had a guy asking about folding QQ on the bubble of a traditional SNG (sit-and-go) with a very short stack, and where the big stack had raised in front of him and he would almost certainly make the money. This reminded me of a thread I’ve seen pop [...]

Probability and outs

November 19, 2008 | 9:52 pm | Derk

Today JCarver posed a question in IRC that he was asked by someone but wasn’t sure how to answer. It was “If you have 15 outs on the flop, you’re about 30% to hit on the turn, but only 54% to hit by the river, why?” (these numbers are slightly off, but for the [...]