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Forum: Miscellaneous Math 2021-01-06, 11:15
Replies: 7
Views: 394
Posted By drmurat
Any algebria book suggestion

Okay I Must solve a equation
Think that the equation
a>0 b>0 a, b integer
10 * a * b + a + b = c
İn this forum I learned
a x b + a + b + 1 = c + 1
( a + 1 ) x ( b + 1 ) = c + 1

Now the...
Forum: Miscellaneous Math 2021-01-04, 13:45
Replies: 7
Views: 394
Posted By drmurat
İf C = 2*a*b + a + b Or C = 3*a*b + a +...

İf

C = 2*a*b + a + b
Or
C = 3*a*b + a + b

MODERATOR NOTE:

Given the equation
Forum: Miscellaneous Math 2021-01-04, 12:46
Replies: 7
Views: 394
Posted By drmurat
Calculation

C = a x b +a + b
İf we know c how can we calculate a and b
For example
120 = 10 x 10 + 10 + 10
Forum: Forum Feedback 2020-12-27, 09:55
Replies: 4
Views: 355
Posted By drmurat
Okay never mind

Okay never mind
Forum: Miscellaneous Math 2020-12-27, 09:54
Replies: 8
Views: 439
Posted By drmurat
Maybe small note can be helpfull for us which is...

Maybe small note can be helpfull for us which is related with this sign. İt can be non sende no it clear wroong etc...
Forum: Forum Feedback 2020-12-26, 16:31
Replies: 4
Views: 355
Posted By drmurat
Yes why not

Yes why not
Forum: Forum Feedback 2020-12-26, 16:00
Replies: 4
Views: 355
Posted By drmurat
Need help

I NEED Help TO DELETE MY THREADS AnD DELETE MY ACCOUNT
Forum: Miscellaneous Math 2020-12-26, 14:22
Replies: 8
Views: 439
Posted By drmurat
I dont know forum rules well. What is the meanimg...

I dont know forum rules well. What is the meanimg of Red labeled minus sign on post and who putted it there
Forum: Miscellaneous Math 2020-12-26, 10:25
Replies: 8
Views: 439
Posted By drmurat
np-1 mod p = 1

np-1 mod p = 1
Forum: Miscellaneous Math 2020-12-26, 10:15
Replies: 8
Views: 439
Posted By drmurat
minus A Study About Fermat Primability Test

The primability test of Fermat
• P is prime
• ( n p – n ) / p is integer p is psodoprime or probably prime .
• n p - 1 mod p = 1 is must be true equation
in this equation
• ( n p – n ) / p = (...
Forum: Miscellaneous Math 2020-11-30, 06:31
Replies: 19
Views: 934
Posted By drmurat
thaks for all sugestions and invitations

thaks for all sugestions and invitations
Forum: Miscellaneous Math 2020-11-27, 06:22
Replies: 19
Views: 934
Posted By drmurat
I guessed 1200 number pair between 1 < N <...

I guessed 1200 number pair between 1 < N < 400.000
I get nearly 100 number pair. I Think it is not meaningfull ratio
Forum: Miscellaneous Math 2020-11-26, 09:02
Replies: 19
Views: 934
Posted By drmurat
10^30 +N=33 that is not a number format I used ....

10^30 +N=33 that is not a number format I used . I gave that sample because how big number I want to check at the end
Forum: Miscellaneous Math 2020-11-26, 08:40
Replies: 19
Views: 934
Posted By drmurat
I want to introduce myself shortly at first . I...

I want to introduce myself shortly at first . I am a 46 years old man from Turkey . I intrested in math for 2 years as a special intrest . especialy I intrested in prime numbers . my studies can be...
Forum: Miscellaneous Math 2020-11-26, 08:39
Replies: 19
Views: 934
Posted By drmurat
lol . how much you want

lol . how much you want
Forum: Miscellaneous Math 2020-11-25, 08:01
Replies: 19
Views: 934
Posted By drmurat
Any factorization site? İt can be helpful

Any factorization site? İt can be helpful
Forum: Miscellaneous Math 2020-11-25, 07:21
Replies: 19
Views: 934
Posted By drmurat
any easy way?

any easy way?
Forum: Miscellaneous Math 2020-11-25, 06:16
Replies: 19
Views: 934
Posted By drmurat
I Hope it is done by computer program or...

I Hope it is done by computer program or application
Forum: Miscellaneous Math 2020-11-25, 06:00
Replies: 19
Views: 934
Posted By drmurat
minus Checking primability

I want to check giant numbers as prime or as twin prime. Maybe a sample can be 10 ^ 300.000.000 + N. Which tools I Must Use. What must I do
Forum: Miscellaneous Math 2020-09-15, 16:06
Replies: 12
Views: 1,495
Posted By drmurat
Thanks

Thanks
Forum: Miscellaneous Math 2020-09-15, 15:41
Replies: 12
Views: 1,495
Posted By drmurat
Thanks you but my english is not so well. And...

Thanks you but my english is not so well. And This unswer Will change my life view. Can you explain step by step how can we devide This giant number to 107 easly
Forum: Miscellaneous Math 2020-09-15, 15:09
Replies: 12
Views: 1,495
Posted By drmurat
Thanks for your advice. I Will do but how did you...

Thanks for your advice. I Will do but how did you devide such a big number to107. How did you check primabilty so easly I also give much bigger samples
Forum: Miscellaneous Math 2020-09-15, 14:15
Replies: 12
Views: 1,495
Posted By drmurat
This number isk value so we must find 6 x k and...

This number isk value so we must find 6 x k and than we must look 6 x k+ 1 and 6 x k - 1to check primabilty but how did you calculated 107 easly
Forum: Miscellaneous Math 2020-09-15, 12:39
Replies: 12
Views: 1,495
Posted By drmurat
Forum: Miscellaneous Math 2020-09-15, 09:54
Replies: 12
Views: 1,495
Posted By drmurat
I also mention values of k in 6 x k +1 and 6 x k 1

I also mention values of k in 6 x k +1 and 6 x k 1
Showing results 1 to 25 of 72

 
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