Directory
1. What is a floating point number?
2. IEEE floating point number
3. Transformation between a real number and a floating point number
4. Special values
4.1. Nan
4.2. Infinite
Linux kernel supports floating point operations.Currently, most CPUs support the floating point operation unit FPU. FPU is placed out of the core of the processor as a separate coprocessor. However, for embedded processors, floating point operations
Http://www.cnblogs.com/kingwolfofsky/archive/2011/07/21/2112299.html
floating point numbers
1. What are floating point numbers
In the process of computer system development, several methods have been proposed to express real numbers. Typically, for
1 representation of floating point numbers
Typically, we can use the following format to represent floating-point numbers
S
P
M
where S is the sign bit, p is the order, M is the mantissa
For IBM-PC, the
Fast floating-point operations and floating-point operations
Code download: several algorithm implementations of the root number
In our previous blog, we introduced data type address conversion, which allows us to directly regard a float value as an
CSS float is one of the most powerful flexibility features in web design. This document introduces CSS
The basic principles and Behavioral Features of float, and the bugs of various float features of the timer are introduced.
Content
Basic
One: Floating-point simulators on early arm:
Early arm does not have a coprocessor, so floating-point operations are simulated by the CPU, where floating-point operations are performed on floating-point arithmetic simulators (float math emulation),
most CPUs currently support floating-point unit FPU,FPU as a separate coprocessor placed outside the processor core, but for embedded processors, floating-point operations are inherently less used, and some embedded processors remove the
Implementation of floating-point operations in FPGA-calibration and fpga floating-point operations
In some FPGAs, floating point numbers cannot be operated directly, but only fixed points can be used for numerical operations. For FPGA, the book
Although almost every processor andProgramming LanguageAll support floating point operations, but mostProgramStaff seldom pay attention to it. This is easy to understand-most of us seldom need non-integer types. In addition to scientific computing
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