They use Greek symbols in math since Greek mathematicians invented math.
There are different symbols for multiply, dividing and subtracting. You can use the symbols like "x, / and -".
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Algebra.
Thinking with symbols
Highlighting and Thinking with symbols
Highlighting and thinking with symbols
highlight and thinking with symbols
Highlighting and thinking with symbols
{}, or the Greek letter phi.
A set of categories. [APEX Learning]
A combination of letters and numbers and symbols is a character set. To use a formula to combine letter and numbers and symbols is known as concatenation.
i do not know * * * * * The Greek letter, capital sigma, Σ.
It all comes under Fluid dynamics/mechanics, and it's the same set of symbols for circuits. Many hydraulic symbols will include a drain to the tank. Pneumatic circuits use the atmosphere as their "tank".
Props and costumes can be personal (meaning that they are under the care of the actors from call time to curtain time) or pre-set (meaning that they are held by the crew and placed specifically for use by the actors and are promptly returned there after their use).
Religion is personal to every individual. Government or public property is for social and common use.