Learn Fortran - 10 Code Examples & CST Typing Practice Test
Fortran (Formula Translation) is a high-level, compiled programming language designed for numeric computation, scientific computing, and engineering applications. Known for its efficiency in numerical calculations, Fortran has been a standard in scientific computing for over 60 years.
Learn FORTRAN with Real Code Examples
Updated Nov 20, 2025
Installation Setup
Install Fortran compiler (gfortran, Intel Fortran, PGI)
Verify compiler in terminal
Set PATH for environment
Write sample program (Hello World)
Compile and run program
Environment Setup
Install Fortran compiler
Set PATH for compiler
Install libraries (BLAS, LAPACK, MPI)
Verify compilation
Run test programs
Config Files
Makefile for builds
Module definition files
Compiler config flags
HPC batch scripts
Library dependencies (e.g., BLAS/LAPACK)
Cli Commands
gfortran source.f90 -o executable
ifort source.f90 -o executable
mpif90 source.f90 -o executable
./executable
gdb ./executable
Internationalization
Support for UTF-8 strings in newer compilers
Locale-aware formatting for numbers
No GUI localization built-in
External visualization supports internationalization
Numeric precision consistent worldwide
Accessibility
Documentation via Fortran standards
Online tutorials & examples
HPC user forums
University courses
Code examples for legacy systems
Ui Styling
Minimal - primarily console I/O
Visualization via external tools (Python, MATLAB, gnuplot)
Tk or GUI libraries possible but uncommon
Focus is numerical output
Plotting handled outside Fortran
State Management
Variables in memory
Arrays for temporary storage
Modules maintain global state
Parallel threads may have private/shared state
Use synchronization primitives in MPI/OpenMP
Data Management
Arrays and matrices
Formatted and unformatted files
Structured derived types
External libraries for scientific data
Input/output streams
Frequently Asked Questions about Fortran
What is Fortran?
Fortran (Formula Translation) is a high-level, compiled programming language designed for numeric computation, scientific computing, and engineering applications. Known for its efficiency in numerical calculations, Fortran has been a standard in scientific computing for over 60 years.
What are the primary use cases for Fortran?
Scientific simulations. Numerical and matrix computations. High-performance computing. Weather & climate modeling. Finite element analysis. Computational physics & chemistry
What are the strengths of Fortran?
High computational performance. Mature ecosystem in scientific computing. Efficient memory and vectorized operations. Widely supported in HPC systems. Legacy codebases in critical scientific domains
What are the limitations of Fortran?
Primarily numerical, not general-purpose. Older syntax can be verbose. Limited libraries for modern tasks outside science. Cross-platform GUIs are weak. Complex parallel programming setup
How can I practice Fortran typing speed?
CodeSpeedTest offers 10+ real Fortran code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.