Christopher D. Long octonion
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octonion
/ topspin.gap
Last active
December 20, 2015 06:19
GAP code for solving the Binary Arts TopSpin puzzle.
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| g:=Group((1,4)(2,3)(22,21),(2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,1)); | |
| f:=FreeGroup("x","y"); | |
| hom:=GroupHomomorphismByImagesNC(f,g,GeneratorsOfGroup(f),GeneratorsOfGroup(g)); | |
| PreImagesRepresentative(hom,(1,2)); | |
| PreImagesRepresentative(hom,(21,22)); |
octonion
/ xorg-edgers_PPA.sh
Last active
August 29, 2015 14:14
CUDA/gputools install: adding xorg-edgers PPA
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| sudo add-apt-repository ppa:xorg-edgers/ppa | |
| sudo apt-get update | |
| sudo apt-get install nvidia-346 |
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| sudo dpkg -i cuda-repo-ubuntu1410-7-0-rc_7.0-18_amd64.deb | |
| sudo apt-get install cuda |
octonion
/ bash_variables.txt
Last active
August 29, 2015 14:14
CUDA/gputools install: Bash variables
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| # CUDA | |
| # Works with CUDA 7.0, as the NVIDIA CUDA 7.0 Debian package has a symlink set at /usr/local/cuda. | |
| export CUDA_HOME=/usr/local/cuda | |
| export PATH=${CUDA_HOME}/bin:${PATH} | |
| export LD_LIBRARY_PATH=${CUDA_HOME}/lib64:$LD_LIBRARY_PATH | |
| # R |
octonion
/ make_CUDA_samples.sh
Last active
August 29, 2015 14:14
CUDA/gputools install: make CUDA samples
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| mkdir ~/cuda_test | |
| cp -R /usr/local/cuda/samples/* ~/cuda_test | |
| cd ~/cuda_test | |
| make |
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| git clone https://github.com/nullsatz/gputools |
octonion
/ gputools_patch.txt
Last active
August 29, 2015 14:14
CUDA/gputools install: patch gputools
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| # Architectures 1.0 and 1.3 are obsolete | |
| # Add newer architectures 3.5, 3.7, 5.0 and 5.2 | |
| # Replace: | |
| #NVCC := $(CUDA_HOME)/bin/nvcc -gencode arch=compute_10,code=sm_10 -gencode arch=compute_13,code=sm_13 -gencode arch=compute_20,code=sm_20 -gencode arch=compute_30,code=sm_30 | |
| # With: | |
| NVCC := $(CUDA_HOME)/bin/nvcc -gencode arch=compute_20,code=sm_20 -gencode arch=compute_30,code=sm_30 -gencode arch=compute_35,code=sm_35 -gencode arch=compute_37,code=sm_37 -gencode arch=compute_50,code=sm_50 -gencode arch=compute_52,code=sm_52 -gencode arch=compute_52,code=compute_52 |
octonion
/ gputools_local.sh
Last active
August 29, 2015 14:14
CUDA/gputools install: build and install gputools R package locally
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| R CMD build gputools | |
| R CMD INSTALL gputools_0.28.tar.gz |
octonion
/ gputools_global.sh
Created
February 6, 2015 20:44
CUDA/gputools install: build and install gputools R package for all users
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| sudo -s | |
| export CUDA_HOME=/usr/local/cuda | |
| export PATH=${CUDA_HOME}/bin:${PATH} | |
| export LD_LIBRARY_PATH=${CUDA_HOME}/lib64:$LD_LIBRARY_PATH | |
| export R_INC_PATH=/usr/lib/R/include:${LD_LIBRARY_PATH} | |
| R CMD INSTALL gputools_0.28.tar.gz |
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| library(gputools) | |
| set.seed(5446) | |
| p <- 20 | |
| X <- matrix(rnorm(2^p),ncol = 2^(p/2)) | |
| dtime <- system.time(d <- dist(X)) | |
| gputime <- system.time(gpud <- gpuDist(X)) | |
| dtime |
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