Bridge computations

Sacrificing

The diagrams show the number of undertricks that is preferable to the opponents' contract that just makes. It is assumed that the sacrifice contract is being doubled.

 

The opponents are not vulnerable.

 

We are not vulnerable.

0 0 1 1 2 4 6
Contract:1234567minor
0 1 1 2 2 4 6
Contract:1234567major
0 1 2 2 2 4 6
Contract:1234567sans

We are vulnerable.

0 0 0 0 1 3 5
Contract:1234567minor
0 0 0 1 1 3 5
Contract:1234567major
0 0 1 1 1 3 5
Contract:1234567sans
 

The opponents are vulnerable.

 

We are not vulnerable.

0 0 1 1 3 5 8
Contract:1234567minor
0 1 1 3 3 6 8
Contract:1234567major
0 1 3 3 3 6 8
Contract:1234567sans

We are vulnerable.

0 0 0 0 2 4 7
Contract:1234567minor
0 0 0 2 2 5 7
Contract:1234567major
0 0 2 2 2 5 7
Contract:1234567sans

Sidst rettet 9/10-2017.