# float multiplication

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### Floating-point operations (7) in VDSP (bf561): floatmultiplication operation

The processing of 1.1 vdsp to float multiplication operation Under VDSP, you can easily use: float mul　(float x, float y) { float r = x * y; return r; } To complete the floating-point multiplication operation, the compiler automatically converts

### C Language Scientific Computing introduction of matrix multiplication related computation _c language

1. Matrix multiplicationmatrix multiplication should meet the conditions:(1) The number of columns in matrix A must equal the number of rows of matrix B, and matrix A and matrix B can be multiplied;(2) The row number of matrix C equals the number of

### How Java rounds a float to a 2-bit, 4-bit, or other specified number of digits after the decimal point.

How to make float keep two decimal places or decimal placeshttp://meryvn.blog.163.com/blog/static/36962664201173010402629/Two methods:Import java.math.*;......Method 1:float F = 34.232323;BigDecimal B = new BigDecimal (f);Float F1 = B.setscale (2,

### Use float data type with caution in database (reprint)

Use the float data type with caution in the database   most programming languages support a float or double data type. There are also data types for the same keywords in the database, so many developers naturally use float as a field type where

### Watermark-CUDA-based matrix multiplication

After studying CUDA over the past few days, we found that its parallel thinking is not the same as that of General CPU multithreading, but it is still quite good. The task is divided into blocks, and each block is divided into threads. Then each

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### Lucene Document getBoost (float) and setBoost (float)

Document directory GetBoost When the full-text search module involves the weight, no matter how you set the weight, you can view that the retrieved weight is 1, and you think you have written an error, but the score of the document has changed.

### Multiplication of C language Matrices

When I saw a video of the linear algebra open course at MIT, I learned several ways to multiply matrices: # Include # Include # Include # Define M 2# Define N 3# Define P 4/** A * B = C* (M, n) * (n, p) = (m, p)*/Float a [m] [N] = {5, 2, 4 },{6,

### Problems with float and double conversions in Java

Why is there no data error for double turn float, but the error of float to double is so great? double d = 3.14; float f = (float) D; System.out.println (f); The output results are:3.14; float f = 127.1f; double d = F;

### Multiplication of "string" large numbers (including floating-point numbers)

I. Large-Number multiplicationWe know that to calculate the multiplication of two numbers, the C, C + + language has a special operator *. But when two numbers exceed a certain range, an overflow is generated with a normal operator, and the correct

### Precision loss in float and double subtraction operations

Precision loss occurs when the float and double types perform subtraction. This problem is mainly caused by the widespread use of binary in computers. This is a record to prevent future forgetting. Public static void main (string [] ARGs) {float a =

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