[RESOLVED] Permutations on 6 decks of cards.
The number of ways a single deck of cards can be arranged is easy. 52!. Or 8x10^67. But how would I get the number for six decks together? It won't be 310! as it doesn't matter which of the six...
View ArticleThree guys rent a room for $30
Three guys rent a room for $30 They walk to their room The Hotel manager realized a mistake was made Informs the bell hop to return $5 to the three guys While walking to the room, the bell hop, thinks,...
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Maximum Yards Returned
I'm creating a football(American) game and I need some help with returning the amount of yards returned from a method based on different properties. For example, there are 2 key properties for a kicker...
View Article[RESOLVED] Average from percentage?
I'm feeling dumb right now. I have a loop, and each iteration there's an effect that shows up N% of the time. If it fails to show up a total of M times, the effect goes away (is no longer checked for)....
View Article[RESOLVED] Gaussian Sigma and Pascal's Triangle
We all know (don't we? :)) that the numbers in given row of Pascal's triangle divided by their total give the coefficients of a 1-dimensional Gaussian kernel. How can I derive the Sigma of the...
View Article[RESOLVED] Rotating 3d Object by Axis
I'm reworking on an old project 3d GDI+ library and I would like to rotate an object by it's x, y, and z axis'. I'm following this website's instructions on how to do the actual rotating, but I'm...
View Article[RESOLVED] drawing random triangle
I'm writing an application where I need to be able to draw a scale random triangle. So far I've defined the max bounding rectangle (170,170) and defined random angles: Code: Public Class Form1 Dim...
View Articleradius of circumcircle from 3 points formula... can someone explain?
Why is it that this formula works? Code: r=a*b*c/sqrt((a+b-c)(b+c-a)(c+a-b)(a+b+c)) this formula finds the radius of the circumcircle of a triangle (or three points, combining it with pythagoras),...
View Article[RESOLVED] Round-about way to get even distribution using Random functions.
I have a list of entities that can be targeted. Lets the list has 10 entities and the entity doing the targeting selects one at random. Its a simple matter of rnd.Next(0,10) which gives each of the 10...
View Article[RESOLVED] solving equation
I have an equation that I'm trying to solve: y =- x²⁄16 + 21x⁄16 + 11⁄8 Multiply through by 16: 16y = -x² + 21x + 22 But that's as far as I can get. I'd understand it if it was: y = -x² + 21x + 22 = 0...
View Articleshellsort and selectionsort code help
Hello guys, I'm new here and obviously I am a total Vb-newbie .. and i have a question. I'm trying to generate random numbers and then sort them. So I did the code for the 'random-generate'-stuff but...
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Solving Triangles
Assuming I have a triangle with sides a,b,c and angles A,B,C, where side a is opposite angle A etc... what is the minimum sides and angles I need in order to calculate all 3 sides and all 3 angles...
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[RESOLVED] Generating parallel lines.
I have a line defined by coordinates (x1,y1,x2,y2) and pairs of circles that are centered on (x1,y1). What I am looking for is a way to calculate the line coords for a connection between circles that...
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[RESOLVED] Reaaranging expression
Can someone have a look through my workings and tell me whether it's correct? Thanks for your help Attached Images
View ArticlePlotting scaled triangle
I have a triangle where I know all 3 side lengths, and all three angles. I need a method to plot all 3 points relative to each other and scaled so the triangle width is 250 pixels or the triangle...
View Articlehelp on computing scale
I have this actual picture with size width and height at 14x17 inches. In px @ 96 dpi, that is 1344x1632 then multiplied it by 35% and that is 470.4px x 571.2px for my fixed size of my image element....
View ArticleWho discovered the number zero?
Who discovered the number zero? When was zero invented? What year was zero invented? some body helps...thanks
View ArticleCalculate instead of simulate?
I have two combatants, A and B. Each has three stats (X,Y,Z). Each round of combat, they make three choices, and roll a random value. All of this determines the outcome of the battle, which can be a...
View Article[RESOLVED] Calculate instead of simulate?
I have two combatants, A and B. Each has three stats (X,Y,Z). Each round of combat, they make three choices, and roll a random value. All of this determines the outcome of the battle, which can be a...
View Article[RESOLVED] Calculate surface area of pyramid
How can I calculate the surface area of a regular 4 sided pyramid, using base length and overall height (not slant height)?
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