Презентация, доклад по математике на английском языке The history of mathematical symbols Ministry of Education and Science of Ukraine

Mathematical notation - a symbols used for the compact notation of mathematical equations and formulas. In addition to the numbers and letters of different alphabets, mathematical language uses a set of special characters that were invented

Слайд 1THE HISTORY OF MATHEMATICAL SYMBOLS

THE HISTORY OF MATHEMATICAL SYMBOLS

Слайд 2Mathematical notation - a symbols used for the compact notation of

mathematical equations and formulas. In addition to the numbers and letters of different alphabets, mathematical language uses a set of special characters that were invented in the last few centuries.
Mathematical notation - a symbols used for the compact notation of mathematical equations and formulas. In addition

Слайд 3First the plus (+) and minus (-) were used in the

book "Arithmetic", written by Johannes Widmann in 1489.

12+5.6
45-17

12p5.6
45m17

First the plus (+) and minus (-) were used in the book

Слайд 4Multiplication sign introduced in 1631 by William Otrad (England) in the

form of oblique cross.

57
5M7
5 7
5*7
5  7

Multiplication sign introduced in 1631 by William Otrad (England) in the form of oblique cross.575M75 75*75 

Слайд 5The current record of the exponent introduced by Descartes in his

"Geometry" (1637)
The current record of the exponent introduced by Descartes in his

Слайд 6Round brackets appeared in Tartaglia (1556)
Curly brackets introduced by Wyeth

(1593)

In common usage brackets introduced Leibniz and Euler.

( )

{ }

Wyeth

Leibniz

Round brackets appeared in Tartaglia (1556) Curly brackets introduced by Wyeth (1593) In common usage brackets introduced

Слайд 7Letter i like the code of the imaginary unit proposed Euler

(1777), who took this first letter of the word imaginarius.

Letter i like the code of the imaginary unit proposed Euler (1777), who took this first letter

Слайд 8Signs compare Thomas Harriot introduced in his book, published posthumously in

1631.

Until he wrote the words: more, less

< >

Signs compare Thomas Harriot introduced in his book, published posthumously in 1631. Until he wrote the words:

Слайд 9Abbreviations for sine and cosine William Otrad introduced in the mid

XVII century.

Abbreviations tangent and cotangent: introduced by Johann Bernoulli in XVIII century

Sin
Cos
tg
Ctg

Abbreviations for sine and cosine William Otrad introduced in the mid XVII century.Abbreviations tangent and cotangent: introduced

Слайд 10Term "integral " was coined the Jacob Bernoulli (1690).

Designation integral Leibniz

made ​​from the first letter of the word “Summa”
Term

Слайд 11Symbol limit has appeared at Simon L'Huilier

Symbol limit has appeared at Simon L'Huilier

Слайд 12Indexation for numbering of variables in the current form introduced Newton

(1717).

xn

Indexation for numbering of variables in the current form introduced Newton (1717). xn

Слайд 13The factorial invented Christian Crump (1808)
n!
Infinity symbol invented by Wallace(1655)

Wallace

The factorial invented Christian Crump (1808)n!Infinity symbol invented by Wallace(1655)Wallace

Слайд 14Symbols logical operations suggested George Boole (1854).
,&
,
conjunction
disjunction

Symbols logical operations suggested George Boole (1854). ,&,conjunctiondisjunction

Слайд 15Mathematical expressions can be read by anyone regardless of their spoken

language.

Mathematical signs allow you to record in a compact form of a proposal, the expression of which in ordinary language would be cumbersome.

Mathematical expressions can be read by anyone regardless of their spoken language.Mathematical signs allow you to record

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