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What is the difference between float and double? - Stack Overflow
Mar 5, 2010 · With type float, on the other hand, alarming-looking issues with roundoff crop up all the time. And the thing that's not necessarily different between type float and double is execution speed.
How to correctly and standardly compare floats? - Stack Overflow
Note that float can approximately represent the latter and still smaller values - it's just about 7 decimals of precision after the first nonzero digit! If you're going to use a fixed epsilon, you should really choose it according to the requirements of the particular piece of code where you use it.
What are the actual min/max values for float and double (C++)
Feb 6, 2018 · Float's precision allows it to store a value of up to 9 digits (7 real digits, +2 from decimal to binary conversion) Double, like the name suggests can store twice as much precision as a float.
How are floating point numbers stored in memory? - Stack Overflow
Oct 4, 2011 · To understand how they are stored, you must first understand what they are and what kind of values they are intended to handle. Unlike integers, a floating-point value is intended to represent extremely small values as well as extremely large. For normal 32-bit floating-point values, this corresponds to values in the range from 1.175494351 * 10^-38 to 3.40282347 * …
Why are floating point numbers inaccurate? - Stack Overflow
Why do some numbers lose accuracy when stored as floating point numbers? For example, the decimal number 9.2 can be expressed exactly as a ratio of two decimal integers (92/10), both of which can be
Ranges of floating point datatype in C? - Stack Overflow
Apr 11, 2012 · float has 24 significant binary digits - which depending on the number represented translates to 6-8 decimal digits of precision. double has 53 significant binary digits, which is approximately 15 decimal digits. Another answer of mine …
TypeError: 'float' object is not callable - Stack Overflow
Mar 26, 2014 · There is an operator missing, likely a *: -3.7 need_something_here (prof[x]) The "is not callable " occurs because the parenthesis -- and lack of operator which would have switched the parenthesis into precedence operators -- make Python try to call the result of -3.7 (a float) as a function, which is not allowed. The parenthesis are also not needed in this case, the following …
How many digits can float8, float16, float32, float64, and float128 ...
Jun 9, 2019 · Numpy's dtype documentation only shows "x bits exponent, y bits mantissa" for each float type, but I couldn't translate that to exactly how many digits before/after the decimal point. Is ...
how to solve TypeError: 'float' object is not iterable
Apr 24, 2018 · This function takes an iterable as a parameter and float is not an iterable. Another mistake is that you are using new.append._something instead of new.append(_something): append is a method of a list object, so you should provide an item to add as a parameter.
Difference between numeric, float and decimal in SQL Server
Jun 29, 2009 · What are the differences between numeric, float and decimal datatypes and which should be used in which situations? For any kind of financial transaction (e.g. for salary field), which one is pref...