User:CompactStar/Super-pitch: Difference between revisions
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a↑↑b = 1 if b = 0 | a↑↑b = 1 if b = 0 | ||
a↑↑b = a<sup>a↑(b-1)</sup> if b > 0 | a↑↑b = a<sup>a↑↑(b-1)</sup> if b > 0 | ||
For example, a↑↑1 = a, a↑↑2 = a<sup>a</sup>, and a↑↑3 = a<sup>a<sup>a</sup></sup>. | For example, a↑↑1 = a, a↑↑2 = a<sup>a</sup>, and a↑↑3 = a<sup>a<sup>a</sup></sup>. | ||