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Thm* a,c,b:, f:({a..b}). Thm* ac c<b {a..b}(f) = {a..c}(f)cf(c){c+1..b}(f) |
1 |
{2..x}(g)xg(x){x+1..y}(g)yg(y)(xy)g(xy){xy+1..k}(g) = {2..x}(h)xh(x){x+1..y}(h)yh(y){y+1..xy}(h) {2..x}(h)xh(x){x+1..y}(h)yh(y)(xy)h(xy){xy+1..k}(h) | 10 steps |
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