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  2. Coupon collector's problem - Wikipedia

    en.wikipedia.org/wiki/Coupon_collector's_problem

    Coupon collector's problem. In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests. It asks the following question: if each box of a given product (e.g., breakfast cereals) contains a coupon, and there are n different types of coupons, what is the probability that more ...

  3. List of unsolved problems in mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Many mathematical problems have been stated but not yet solved. These problems come from many areas of mathematics, such as theoretical physics, computer science, algebra, analysis, combinatorics, algebraic, differential, discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory, dynamical systems, and partial differential equations.

  4. Additional Mathematics - Wikipedia

    en.wikipedia.org/wiki/Additional_Mathematics

    In Singapore, Additional Mathematics is an elective subject offered to pupils in secondary school—specifically those who have an aptitude in Mathematics and are in the Normal (Academic) stream [ 1] or Express stream. The syllabus covered is more in-depth as compared to Elementary Mathematics, with additional topics including Algebra binomial ...

  5. Hilbert's problems - Wikipedia

    en.wikipedia.org/wiki/Hilbert's_problems

    Problems 1, 2, 5, 6, [g] 9, 11, 12, 15, 21, and 22 have solutions that have partial acceptance, but there exists some controversy as to whether they resolve the problems. That leaves 8 (the Riemann hypothesis ), 13 and 16 [ h ] unresolved, and 4 and 23 as too vague to ever be described as solved.

  6. Online coupon codes worth a second look - AOL

    www.aol.com/2010/03/17/online-coupon-codes-worth...

    Clipping and organizing coupons helps, especially for large scale shopping trips. When you're strapped for time and still need to buy new clothes, order dinner or shop for someone's Online coupon ...

  7. Edexcel - Wikipedia

    en.wikipedia.org/wiki/Edexcel

    Edexcel(also known since 2013 as Pearson Edexcel[2]) is a British multinationaleducation and examination body formed in 1996 and wholly owned by Pearson plcsince 2005. It is the only privately owned examination board in the United Kingdom.[3] Its name is a portmanteauterm combining the words educationand excellence.

  8. This cooling bra from Bali is loved by thousands and down to ...

    www.aol.com/lifestyle/no-sweat-balis-beloved...

    Bali One Smooth U Ultra Light Bra. $17 $48 Save $31. This full-coverage bra isn't just lightweight — it's made with a moisture-wicking "cool comfort" fabric that provides more built-in ventilation.

  9. Boar's Head recall expands to include 7 million pounds of ...

    www.aol.com/news/boars-head-recall-expands-7...

    A recall of Boar’s Head products has expanded to include a whopping 7 million additional pounds of deli and poultry items in a deadly multistate outbreak of listeria infections. As of Tuesday ...