Mathematical symbols

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Transcript Mathematical symbols

Mathematical symbols
Jan David
Zuzana Němcová
Mathematical symbols
+ additon sign
– subtraction sign
± plus/minus sign
* multiplication sign
/ slash
Σ summation sign
 sum
of few values
 difference of two values
 expression of range,
error or tolerance
 product of two values
 division
 sum of many or infinitely
many values
= equal sign
≈ approximate
equal sign
≠ inequality sign
< inequality sign
≤ inequality sign
 indicates
two values are the
same
 indicates two values are
close to each other
 indicates two values are
different
 indicates value on left is
smaller than value on right
 indicate value on left is
smaller or equal to value on
right
> inequality sign
≥ inequality sign
||absolute value
sign
 indicate
value on left is
lerger than value on right
 indicate value on left is
larger or equal to value
on right
 distance of value from
origin in number line,
plane or space
Differential calculus
f ’

derivation, derivative
df
dx

differential (total)
f
x

derivation (partial)
2 f
 x2

second fluxion
Integral calculus
 f x  d x
 f x, y  d x d y

integral of … (simple)

integral of … (double)
 f x, y, z d x d y d z

integral of … (triple)
 F x 

integral of … (line)

integral of … (surface)
L
 F x 
S
Other math and vocabulary
lim f  x 

limit
závislost

dependence, dependancy
věta

zákon

proposition, theorem,
law
law
x0
for example …
věta o střední hodnotě

law of the mean
věta o jednoznačnosti

uniqueness theorem
Ohmův zákon

Ohm’s law

Resistance equals voltage
divided by current.
U
Ω
I
Geometry

c

d
The π number equals
circumstance of a circle
divided by diameter of
the same circle .
Other vocables
průměr (kruhu … )
průměr (střední hodnota)
obvod (geometrický)
obvod (elektrický)
řada
posloupnost
graf


diameter
mean, average
circumference
circuit
progression
sequence
graph, chart, diagram
MILIARDA

milliard (GB)

billion (US)




