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1 – 50 of 106

Problem 896. Sophie Germain prime

Created by: Aurelien Queffurust

Tags prime, primes, sophie germain

2

Solutions

30

Size

2

Solutions

30

Size

Problem 525. Mersenne Primes

Created by: Drew Weymouth

Tags math, prime, integers

1

Solution

50

Size

1

Solution

50

Size

Problem 1096. Largest Twin Primes

Created by: Des Mc Manus

Tags primes

6

Solutions

49

Size

6

Solutions

49

Size

Problem 981. Find nearest prime number less than input number

Created by: Reza Ahmadzadeh

Tags math, prime numbers

2

Solutions

38

Size

2

Solutions

38

Size

Problem 1567. Make a vector of prime numbers

Created by: Marek Kuklis

Tags matlab

2

Solutions

66

Size

2

Solutions

66

Size

Problem 1095. Circular Primes (based on Project Euler, problem 35)

Created by: James

Tags primes, projecteuler, circular reasoning

3

Solutions

83

Size

3

Solutions

83

Size

Problem 2910. Mersenne Primes vs. All Primes

Created by: goc3

Tags primes, comparison, powers

5

Solutions

55

Size

5

Solutions

55

Size

Problem 60. The Goldbach Conjecture

Created by: Cody Team

Tags primes

1

Solution

31

Size

1

Solution

31

Size

Problem 241. Project Euler: Problem 7, Nth prime

Created by: Doug Hull

Tags primes, projecteuler

5

Solutions

24

Size

5

Solutions

24

Size

Problem 2908. Approximation of Pi

Created by: goc3

Tags pi, infinite series, approximation

7

Solutions

44

Size

7

Solutions

44

Size

Problem 1722. Find the next prime number

Created by: Chris E.

Tags prime

1

Solution

35

Size

1

Solution

35

Size

Problem 250. Project Euler: Problem 10, Sum of Primes

Created by: Doug Hull

Tags projecteuler, basic matlab

1

Solution

14

Size

1

Solution

14

Size

Problem 249. Project Euler: Problem 9, Pythagorean numbers

Created by: Doug Hull

Tags projecteuler

1

Solution

59

Size

1

Solution

59

Size

Problem 44060. Volume Pillar

Created by: Erik Luiten

Tags geometry, fun, volume

2

Solutions

18

Size

2

Solutions

18

Size

Problem 43215. Convert radians to degrees

Created by: Jamil Kasan

Tags function, conversion, basics

1

Solution

16

Size

1

Solution

16

Size

Problem 44660. Perimeter of a semicircle

Created by: Srishti Saha

Tags matlab 101, easy, matlab

4

Solutions

19

Size

4

Solutions

19

Size

Problem 240. Project Euler: Problem 6, Natural numbers, squares and sums.

Created by: Doug Hull

Tags projecteuler

4

Solutions

44

Size

4

Solutions

44

Size

Problem 44273. Given a square and a circle, please decide whether the square covers more area.

Created by: AMITAVA BISWAS

Tags geometry, check_test_Suite

1

Solution

14

Size

1

Solution

14

Size

Problem 44309. Pi Digit Probability

Created by: Mehmet OZC

Tags pi, string manipulation, histogram

7

Solutions

35

Size

7

Solutions

35

Size

Problem 246. Project Euler: Problem 8, Find largest product in a large string of numbers

Created by: Doug Hull

Tags projecteuler

1

Solution

65

Size

1

Solution

65

Size

Problem 120. radius of a spherical planet

Created by: AMITAVA BISWAS

Tags planet, geometry, space

2

Solutions

18

Size

2

Solutions

18

Size

Problem 953. Pi Estimate 1

Created by: Ed Hall

Tags for loop

4

Solutions

49

Size

4

Solutions

49

Size

Problem 43298. Calculate area of sector

Created by: Jang geun Choi

Tags math, easy, matlab

1

Solution

20

Size

1

Solution

20

Size

Problem 167. Pizza!

Created by: the cyclist

Tags fun, pizza, good

1

Solution

18

Size

1

Solution

18

Size

Problem 1826. Find vampire numbers

Created by: Andrew Newell

Tags factors, number theory

11

Solutions

245

Size

11

Solutions

245

Size

Problem 365. Numbers with prime factors 2, 3 and 5.

Created by: elias GR

Tags primes, factors

2

Solutions

50

Size

2

Solutions

50

Size

Problem 336. Similar Triangles - find the height of the tree

Created by: Bruce Raine

Tags multiplication, arithmetic, geometry

7

Solutions

19

Size

7

Solutions

19

Size

Problem 330. Circumscribed circles

Created by: Alan Chalker

Tags geometry

2

Solutions

70

Size

2

Solutions

70

Size

Problem 392. Clock Hand Angle 1

Created by: @bmtran (Bryant Tran)

Tags math, clocks, fractions

6

Solutions

53

Size

6

Solutions

53

Size

Problem 198. Are you in or are you out?

Created by: the cyclist

Tags polygon, basics, poor_test_suite

2

Solutions

18

Size

2

Solutions

18

Size

Problem 194. Clockwise or Counterclockwise

Created by: Alfonso Nieto-Castanon

Tags math, polygon

2

Solutions

33

Size

2

Solutions

33

Size

Problem 193. Smallest distance between a point and a rectangle

Created by: Alfonso Nieto-Castanon

Tags math, distance

1

Solution

22

Size

1

Solution

22

Size

Problem 190. Great Circle Distance

Created by: @bmtran (Bryant Tran)

Tags distance, great circle, azimuth

3

Solutions

62

Size

3

Solutions

62

Size

Problem 164. Right and wrong

Created by: the cyclist

Tags triangle

1

Solution

45

Size

1

Solution

45

Size

Problem 381. Angle between two vectors

Created by: Aurelien Queffurust

Tags vectors, geometry, angle

1

Solution

47

Size

1

Solution

47

Size

Problem 2674. Generalised Hamming Number

Created by: Jean-Marie Sainthillier

Tags hamming

4

Solutions

72

Size

4

Solutions

72

Size

Problem 43269. Get all prime factors

Created by: Jamil Kasan

Tags primes, factorization

3

Solutions

15

Size

3

Solutions

15

Size

Problem 148. Factorize THIS, buddy

Created by: the cyclist

Tags easy prime, basic matlab

1

Solution

21

Size

1

Solution

21

Size

Problem 191. Proper Factors

Created by: @bmtran (Bryant Tran)

Tags proper factors

4

Solutions

88

Size

4

Solutions

88

Size

Problem 1066. Multiples of a Number in a Given Range

Created by: @bmtran (Bryant Tran)

Tags factor, plus15, colon

2

Solutions

36

Size

2

Solutions

36

Size

Problem 1925. Smith numbers

Created by: Sky Sartorius

Tags sum, factors

7

Solutions

109

Size

7

Solutions

109

Size

Problem 83. Prime factor digits

Created by: Cody Team

Tags primes

4

Solutions

74

Size

4

Solutions

74

Size

Problem 235. Project Euler: Problem 4, Palindromic numbers

Created by: Doug Hull

Tags projecteuler

7

Solutions

61

Size

7

Solutions

61

Size

Problem 239. Project Euler: Problem 5, Smallest multiple

Created by: Doug Hull

Tags projecteuler

2

Solutions

23

Size

2

Solutions

23

Size

Problem 234. Project Euler: Problem 3, Largest prime factor

Created by: Doug Hull

Tags projecteuler

8

Solutions

16

Size

8

Solutions

16

Size

Problem 417. Covering area

Created by: Nikolai

Tags area, triangulation, geometrics

9

Solutions

34

Size

9

Solutions

34

Size

Problem 230. Project Euler: Problem 1, Multiples of 3 and 5

Created by: Doug Hull

Tags projecteuler

4

Solutions

86

Size

4

Solutions

86

Size

Problem 450. What is the distance from point P(x,y) to the line Ax + By + C = 0?

Created by: Bruce Raine

Tags distance, pythagoras, orthogonal

2

Solutions

34

Size

2

Solutions

34

Size

Problem 554. Is the Point in a Circle?

Created by: Kuifeng

Tags circle, poor_test_suite, poor_problem_statement

3

Solutions

55

Size

3

Solutions

55

Size

Problem 635. Angle between Two Vectors

Created by: Richard Zapor

Tags vectors, geometry, vector calculus

1

Solution

25

Size

1

Solution

25

Size

1 – 50 of 106