# Fibonacci number: Quiz

Question 1: These linear combinations form a two-dimensional ________; the original Fibonacci sequence can be found in this space.
Matrix (mathematics)Hilbert spaceVector spaceGroup (mathematics)

Question 2: ________ observed that the ratio of consecutive Fibonacci numbers converges.
Isaac NewtonScientific revolutionJohannes KeplerGalileo Galilei

Question 3: The ________ is an undirected graph with a Fibonacci number of nodes that has been proposed as a network topology for parallel computing.
Fibonacci cubeFence (mathematics)Simplex graphMedian graph

Question 4: Fibonacci's 1202 book Liber Abaci introduced the sequence to Western European mathematics, although the sequence had been previously described in ________.
Indo-Aryan migrationIndian astronomyIndian mathematicsMagadha

Question 5: The ________ have Pn = 2Pn – 1 + Pn – 2.
Pell numberPrime numberFibonacci numberGolden ratio

Question 6: Fibonacci numbers arise in the analysis of the ________ data structure.
Binomial heapDijkstra's algorithmFibonacci heapPriority queue

Question 7: A 2-dimensional system of linear ________ that describes the Fibonacci sequence is
Continued fractionRecurrence relationHypergeometric seriesGenerating function

Question 8: Starting with 5, every second Fibonacci number is the length of the hypotenuse of a right triangle with integer sides, or in other words, the largest number in a ________.
Pythagorean tripleGroup (mathematics)Fermat's Last TheoremEuclidean algorithm

Question 9: is the ________ (sequence A001622 in OEIS).
Mathematical constantSilver ratioGolden ratioPi

Question 10: The Fibonacci numbers and principle is also used in the ________.
FinanceFinancial marketDebtBond (finance)

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