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1d
revised Every cycle is a composition of simple cycles
finite
1d
asked Every cycle is a composition of simple cycles
Jul
25
accepted Two “adjunct” (quasi-inverse) functions
Jul
23
revised Two “adjunct” (quasi-inverse) functions
clarification
Jul
23
revised Two “adjunct” (quasi-inverse) functions
additional condition for $p$ and $q$.
Jul
23
answered Two “adjunct” (quasi-inverse) functions
Jul
23
asked Two “adjunct” (quasi-inverse) functions
Jul
10
accepted Another way to express certain filter
Jul
7
accepted A real statistic for pay-per-click advertisement
Jul
7
asked A real statistic for pay-per-click advertisement
Jun
28
comment Duals of filters, an explicit formula for meet?
After some thinking, I conclude that it seems that there is no explicit formula in this case
Jun
27
comment Duals of filters, an explicit formula for meet?
@AsafKaragila You've misunderstood. Ideal is a filter in dual order. But I take both dual order (that is replacing every element of the filter with its dual) and complement of the filter (considered as a set)
Jun
27
asked Duals of filters, an explicit formula for meet?
Jun
23
revised Representation of an $n$-ary relation as a function - terminology
typo in title
Jun
23
asked Representation of an $n$-ary relation as a function - terminology
Jun
18
accepted Help with defining binary relation image in ZFC
Jun
18
asked Help with defining binary relation image in ZFC
Jun
16
comment Characterization of monovalued functions
For every $x$ there are no more than one $y$ such that $(x,y)\in f$
Jun
16
comment Characterization of monovalued functions
$f=\varnothing$ is a function. I define function as a monovalued (including zero-valued) binary relation
Jun
16
comment Characterization of monovalued functions
I did a stupid thing: I got a 100 points bounty for this easy question. I've solved it myself soon after this. For a solution consider $G=\{\{(a;y)\};\{(b;y)\}\}$ for $a\ne b$