Ελληνική...

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18

18 . 72 2015,

1. http://www.drchalkou.simplesite.com

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2. http://www.drchalkou.simplesite.com

. http://www.drchalkou.simplesite.com3

1. 2. 3. 4. 5. 6. 11, 12. 1. , , 2. , , 3. 4. 5. . http://www.drchalkou.simplesite.com4

Leonhard Euler (Henry Briggs- English- 17 .) (John Napier- Scottish- 17 .) 1 20000 90000 100000. (Adrian Flack- Holland- 17 .) 20000 90000 1628. 1 101.000 1742. 1 10000 , . (Leonhard Euler- Swiss- 18 .) ... . http://www.drchalkou.simplesite.com5

1. , . 8 2 6, 4. 2. , , : , , , .. .. 3,7,11,15. 3. , 2 , 0. 4. , 1 2, 3 4, 3,6,7,10. 5. , , . . http://www.drchalkou.simplesite.com6

. 6

1. (3,5,7,9), . (9,7,5,3), . 2. (3,6,7,10), 2 , 4 . (10,7,6,3), 1 2 . . http://www.drchalkou.simplesite.com7

3. (3,6,9), 1 3 2 (2=+). 4. (3,6,7,10), 1 4 2 3 (+=+) . http://www.drchalkou.simplesite.com8

1 9 13. 9+13 = 22, 22/2 = 11 (2=+) 2 4 8,5,9. 5+9 = 14, 14-8 = 6 (+=+) 3 1 9. 1.9 = 9, 9 = 3 (2=.) . http://www.drchalkou.simplesite.com9

4 2,7,12. 2/7= 12/, 7.12 = 2., 2.= 84, = 84/2 = 42. (.=., /=/)

. http://www.drchalkou.simplesite.com10

, , , .. . 3,6,12,24,48,96,.. 1,2,3,4,5,6,.. . 2 3 12, 3 6. (12/3=4, log24=2, 6/3=2, log22=1) 3 3 24, 3 6. (24/3=8, log28=3, 6/3=2, log22=1) . http://www.drchalkou.simplesite.com11

1: 0,1,2,3,4,5,6,7,8,.. 1,2,4,8,16,32,64,128,256,.. (log21= 0, log22= 1, log24= 2, log28= 3) 2: , 0 2 = 1, 1 2 = 2, 2 2 = 4, 3 2 = 8, .. . http://www.drchalkou.simplesite.com12

1 0, , .. 8 1 2, 2 4. [8=2.4log28=log2(2.4)=log22+log24] = log28= log2(2.4) 0,1,2, 1, 2, 4, 8. , 1.8= 2.4 +0= 1+2= 3, =log28= log22 + log24= 3. . http://www.drchalkou.simplesite.com13

. / = 1/, (, , 1, ) , , , (log, log, log1, log) log+log= log+log1, log= log+log1- log, log= log- log. . http://www.drchalkou.simplesite.com14

, , : 1,10,100,1000,10000, : 1,10,100,1000,10000 0,1,2,3,4, (log1=0, log10=1, log100=2..) . http://www.drchalkou.simplesite.com15

1 10 1,0000000 10,0000000. 3,1622777 . 0,50000000 0,0000000 1,0000000. 0,50000000 3,1622777. 3,1622777 10,0000000 0,75000000 1,0000000 0,50000000. () 9, 9,0000000. , 0,95424251. . http://www.drchalkou.simplesite.com16

. http://www.drchalkou.simplesite.com17

72 , 184 18 (1779). , , . , , , . , 85 ( ). , , . .

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. http://www.drchalkou.simplesite.com18

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. http://www.drchalkou.simplesite.com20