Suppose m,n e N. Show that m < n and n < m cannot both occur. This is obvious, but I having trouble proving it mathematically. Any advice? Thanks in advance.
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Originally Posted by jzellt Suppose m,n e N. Show that m < n and n < m cannot both occur. This is obvious, but I having trouble proving it mathematically. Any advice? Thanks in advance. If then . Assume . Then . But we said . So can not occur.
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