diff --git a/makefile b/makefile
deleted file mode 100644
index 33e0562..0000000
--- a/makefile
+++ /dev/null
@@ -1,69 +0,0 @@
-# this is the build file for project 
-# it is autogenerated by the xmake build system.
-# do not edit by hand.
-
-ifneq ($(VERBOSE),1)
-VV=@
-endif
-
-AS=/Library/Developer/CommandLineTools/usr/bin/clang
-MXX=/Library/Developer/CommandLineTools/usr/bin/clang
-FC=/usr/local/bin/gfortran
-CXX=/Library/Developer/CommandLineTools/usr/bin/clang
-CU=/usr/bin/clang
-MM=/Library/Developer/CommandLineTools/usr/bin/clang
-SC=/Library/Developer/CommandLineTools/usr/bin/swiftc
-CC=/Library/Developer/CommandLineTools/usr/bin/clang
-
-AR=/Library/Developer/CommandLineTools/usr/bin/ar
-FCSH=/usr/local/bin/gfortran
-SH=/Library/Developer/CommandLineTools/usr/bin/clang++
-SCSH=/Library/Developer/CommandLineTools/usr/bin/swiftc
-FCLD=/usr/local/bin/gfortran
-LD=/Library/Developer/CommandLineTools/usr/bin/clang++
-SCLD=/Library/Developer/CommandLineTools/usr/bin/swiftc
-
-Pivot_LD=/Library/Developer/CommandLineTools/usr/bin/clang++
-Pivot_CXX=/Library/Developer/CommandLineTools/usr/bin/clang
-Pivot_CXX=/Library/Developer/CommandLineTools/usr/bin/clang
-
-Pivot_CXXFLAGS=-Qunused-arguments -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk -fvisibility=hidden -fvisibility-inlines-hidden -O3 -std=c++17 -DNDEBUG
-Pivot_CXXFLAGS=-Qunused-arguments -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk -fvisibility=hidden -fvisibility-inlines-hidden -O3 -std=c++17 -DNDEBUG
-Pivot_LDFLAGS=-isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.14.sdk -stdlib=libc++ -lz -Wl,-x -Wl,-dead_strip
-
-default:  Pivot
-
-all:  Pivot
-
-.PHONY: default all  Pivot
-
-Pivot: build/macosx/x86_64/release/Pivot
-build/macosx/x86_64/release/Pivot: build/.objs/Pivot/macosx/x86_64/release/src/NR.cpp.o build/.objs/Pivot/macosx/x86_64/release/src/Matrix.cpp.o build/.objs/Pivot/macosx/x86_64/release/src/main.cpp.o
-	@echo linking.release Pivot
-	@mkdir -p build/macosx/x86_64/release
-	$(VV)$(Pivot_LD) -o build/macosx/x86_64/release/Pivot build/.objs/Pivot/macosx/x86_64/release/src/NR.cpp.o build/.objs/Pivot/macosx/x86_64/release/src/Matrix.cpp.o build/.objs/Pivot/macosx/x86_64/release/src/main.cpp.o $(Pivot_LDFLAGS)
-
-build/.objs/Pivot/macosx/x86_64/release/src/NR.cpp.o: src/NR.cpp
-	@echo compiling.release src/NR.cpp
-	@mkdir -p build/.objs/Pivot/macosx/x86_64/release/src
-	$(VV)$(Pivot_CXX) -c $(Pivot_CXXFLAGS) -o build/.objs/Pivot/macosx/x86_64/release/src/NR.cpp.o src/NR.cpp
-
-build/.objs/Pivot/macosx/x86_64/release/src/Matrix.cpp.o: src/Matrix.cpp
-	@echo compiling.release src/Matrix.cpp
-	@mkdir -p build/.objs/Pivot/macosx/x86_64/release/src
-	$(VV)$(Pivot_CXX) -c $(Pivot_CXXFLAGS) -o build/.objs/Pivot/macosx/x86_64/release/src/Matrix.cpp.o src/Matrix.cpp
-
-build/.objs/Pivot/macosx/x86_64/release/src/main.cpp.o: src/main.cpp
-	@echo compiling.release src/main.cpp
-	@mkdir -p build/.objs/Pivot/macosx/x86_64/release/src
-	$(VV)$(Pivot_CXX) -c $(Pivot_CXXFLAGS) -o build/.objs/Pivot/macosx/x86_64/release/src/main.cpp.o src/main.cpp
-
-clean:  clean_Pivot
-
-clean_Pivot: 
-	@rm -rf build/macosx/x86_64/release/Pivot
-	@rm -rf build/macosx/x86_64/release/Pivot.dSYM
-	@rm -rf build/.objs/Pivot/macosx/x86_64/release/src/NR.cpp.o
-	@rm -rf build/.objs/Pivot/macosx/x86_64/release/src/Matrix.cpp.o
-	@rm -rf build/.objs/Pivot/macosx/x86_64/release/src/main.cpp.o
-