bgeneto

bgeneto

'''
Dados os dois anos abaixo, este programa exibe todas as datas 
que são tanto palíndromas (capicuas) como ambigramas (rotacionais).
'''

ANO_INI = 2000
ANO_FIM = 2100

import datetime as dt

bgeneto

2022-03-27

bgeneto

cat <<EOF > $HOME/.minirc.dfl
pu localecho        Yes
pu addlinefeed      Yes
pu linewrap         Yes
pu addcarreturn     Yes
EOF

bgeneto

Timed Openblas library build

cd /tmp
libver=0.3.21
wget https://github.com/xianyi/OpenBLAS/releases/download/v$libver/OpenBLAS-$libver.tar.gz
tar xf OpenBLAS-$libver.tar.gz
cd OpenBLAS-$libver

export USE_THREAD=1

bgeneto

Install Intel Compilers on Windows via WSL2

Note: This step-by-step tutorial assumes that you already have a Linux distribution (Debian, Ubuntu...) installed on your WSL environment.

Update your package repository inside WSL2

sudo apt update

bgeneto

! --------------------------------------------------------------------------------------
!
! 01. Purpose: Solves a simple eigenvalue/eigenvector problem in order to check
!     for the zheev thread locking bug #1560
!     https://github.com/xianyi/OpenBLAS/issues/1560
!
! 02. Compile and build
!
! export MAX_THREADS=4
! export OPENBLAS_NUM_THREADS=$MAX_THREADS

bgeneto

Purpose

To benchmark Python (Numpy) default procedure to find all eigenvalues and eigenvectors of a complex (hermitian) matrix and compare the results with Fortran using either MKL and OpenBLAS libraries.

Python code

import time
import numpy as np

bgeneto

! --------------------------------------------------------
! compile command line:
! ifort -O2 -i8 -mcmodel=medium -qmkl=parallel ./hermitianEigen-small.f90 -o ./hermitianEigen-small  ${MKLROOT}/lib/intel64/libmkl_lapack95_ilp64.a -L${MKLROOT}/lib/intel64 -lpthread -lm -ldl
! --------------------------------------------------------

program hermitianEigen

    use, intrinsic :: iso_fortran_env
    use lapack95, only: heevd

bgeneto

Install sofware dependencies

#export pkgmngt=dnf
export pkgmngt=apt
sudo $pkgmngt update && sudo $pkgmngt install tree exa zsh wget curl unzip fontconfig -y

Font Install