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# Omega Calculator v1.2 (based on Omega Library 1.2, August, 2000):
#
# a2b:={[1]->[2]};
#
#
# b2c1:={[i]->[i]};
#
# b2c2:={[i]->[j]};
#
#
# a2a:={[i]->[i]};
#
# b2b:={[i]->[i]};
#
# c2c:={[i]->[i]};
#
#
#
#
# reachable (a,b,c){ a->b:a2b, b->c:b2c1, a->a:a2a, b->b:b2b, c->c:c2c,
# a:{[1]}};
Node a: {[1]}
Node b: {[2]}
Node c: {[2]}
#
#
# reachable (a,b,c) { a->b:a2b, b->c:b2c2, a->a:a2a, b->b:b2b, c->c:c2c,
# a:{[1]}};
Node a: {[1]}
Node b: {[2]}
Node c: {[In_1]}
#
#
# b2c3:={[i]->[i+1]};
#
# b2b2:={[i]->[i+1]};
#
#
# reachable (a,b,c){ a->b:a2b, b->c:b2c3, a->a:a2a, b->b:b2b2, c->c:c2c,
# a:{[1]}};
Node a: {[1]}
Node b: {[2]} union
{[In_1]: 4 <= In_1} union
{[3]}
Node c: {[i]: 4 <= i} union
{[3]}
#
#
# b2c3:={[i]->[i]};
#
#
# reachable (a,b,c){ a->b:a2b, b->c:b2c3, a->a:a2a, b->b:b2b2, c->c:c2c,
# a:{[1]}};
Node a: {[1]}
Node b: {[2]} union
{[In_1]: 4 <= In_1} union
{[3]}
Node c: {[i]: 3 <= i} union
{[2]}
#
#
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