Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**Posts by iman**

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**iman**- Replies: 6

hi my good friends!

I need a downloadable version of CARL.B.BOYER's book, it's title is "a history of mathematics"!

please help me!

I am visited this page several dayes ago!

can you help me more?

I am waiting for helpers!

but I live in iran and don't access to any cradit card to buy it! :(:(

and that free link isn't book! **are there savieres???**

**iman**- Replies: 4

hi good friends!

I am srongly in need of a pdf edition of john wallis's book: **the arithmetic of infinitesimals**

can you help me?

isn't there more and perfectly referene?

I want to know: who does logarithm making easy calculus?

**iman**- Replies: 3

hi good friends!

I searched the web for a document that contain history of logarithm but didn't find an iteresting thing!

Is there a savier?

hi kylekatarn

it was the same proof i wanted!

thank you very much

yes

please give me it's proof!

i'm waiting

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**Posts by iman**