hanging drop tecnique have practical value
If you mean 'pi,' the value of pi necessary for almost all practical mathematics is: 3.14159265 Further than that is only necessary for very delicate geometry and physics.
pie
A common belief or practice which may or may not be true or have practical value could be called a tradition or a custom.
Giving something value that has very little practical value. devalues thing that have real value.
A common practice which may or may not be true or have practical value is called tradition. Another word to describe it may be custom.
It is essentially a scientific toy, with no practical value.
very practical
Something that is particularly practical
If it has been going a long time, then a common belief or practice which may or may not be true or have practical value could be called a "tradition" or a "custom."
If it has been going a long time, then a common belief or practice which may or may not be true or have practical value could be called a "tradition" or a "custom."
If it has been going a long time, then a common belief or practice which may or may not be true or have practical value could be called a "tradition" or a "custom."