fortran real 8
Y=REAL(X). 轉換為實數. INTEGER. REAL. Y=DREAL(X). 取複數實部（倍精度）. COMPLEX*16. REAL*8. Y=DIMAG(X). 取複數虛部（倍精度）. COMPLEX*16. ,注意：Fortran 語法中，每一行必須從第七個字元開始寫，前五個字元一定要空白，第 ... 實數. REAL*8 A. 8. ±4.19 D-307 ~ 1.67 D+308. 實數. DOUBLE PRECISION A.
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 fortran real 8 相關參考資料
Chapter 3 輸出入及宣告
Fortran. Chapter 3 輸出入及宣告. 3-1 WRITE, PRINT. Example: program main write(*,*) “hello ... 佔32 bits 的長度，有效位數為6~8 位 ... (ii) real(kind=8)單精確度. http://jupiter.math.nctu.edu.t FORTRAN 內建函數
Y=REAL(X). 轉換為實數. INTEGER. REAL. Y=DREAL(X). 取複數實部（倍精度）. COMPLEX*16. REAL*8. Y=DIMAG(X). 取複數虛部（倍精度）. COMPLEX*16. http://physexp.thu.edu.tw Fortran 程式的基本架構
注意：Fortran 語法中，每一行必須從第七個字元開始寫，前五個字元一定要空白，第 ... 實數. REAL*8 A. 8. ±4.19 D-307 ~ 1.67 D+308. 實數. DOUBLE PRECISION A. http://physexp.thu.edu.tw REAL - The GNU Fortran Compiler
The GNU Fortran Compiler: REAL. ... 9.229 REAL — Convert to real type ... program test_real complex :: x = (1.0, 2.0) print *, real(x), real(x,8), realpart(x) end ... https://gcc.gnu.org REAL(8) or DOUBLE PRECISION Constants | Intel® Fortran ...
A REAL(8) or DOUBLE PRECISION constant has more than twice the accuracy of a REAL(4) number, and greater range. A REAL(8) or ... https://software.intel.com REAL*8 (Double-Precision Real) Constants (FORTRAN 77 ...
REAL*8 (Double-Precision Real) Constants. A double-precision constant is an approximation of a real number. It can be positive, negative, or zero. If no sign is ... https://docs.oracle.com The GNU Fortran Compiler: Fortran Dialect Options
This option promotes the default width of DOUBLE PRECISION and double real constants like 1.d0 to 16 bytes if possible. If -fdefault-double-8 is given along ... http://gcc.gnu.org What does "real*8" mean? - Stack Overflow
The "real*8" statement specifies the variable names to be double precision ... There are now at least 4 ways to specify precision in Fortran. https://stackoverflow.com 转 终于搞明白了Fortran中的REAL*8是什么意思了_acmcool_ ...
之前看Fortran的程序，始终搞不明白其中的个REAL*8是什么意思，语句如下：IMPLICIT REAL*8(A-G) 不是数组也不是初始化，到底是啥意思呀，在 ... http://blog.sina.com.cn |