Table 1

The 12 Boolean functions used and their algebraic equivalents

Boolean function

Algebraic equivalent

1

X1 AND X2

Z1Z2

2

X1 AND <a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>2

Z1(1 - Z2)

3

<a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>1 AND X2

(1 - Z1)Z2

4

<a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>1 AND <a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>2

(1 - Z1)(1 - Z2)

5

X1

Z1

6

X2

Z2

7

<a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>1

1 - Z1

8

<a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>2

1 - Z2

9

X1 OR X2

Z1 + Z2 - Z1Z2

10

<a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>1 OR <a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>2

1 - Z1Z2

11

X1 OR <a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>2

1 - Z2 + Z1Z2

12

<a onClick="popup('http://www.biomedcentral.com/1752-0509/1/57/mathml/M13','MathML',630,470);return false;" target="_blank" href="http://www.biomedcentral.com/1752-0509/1/57/mathml/M13">View MathML</a>1 OR X2

1 - Z1 + Z1Z2

Gjuvsland et al. BMC Systems Biology 2007 1:57   doi:10.1186/1752-0509-1-57

Open Data