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authorAndy Belle-Isle <drumsetmonkey@gmail.com>2019-08-29 20:02:35 -0400
committerAndy Belle-Isle <drumsetmonkey@gmail.com>2019-08-29 20:02:35 -0400
commite1cdfd27cad943290a0233119548a8dd8876bd52 (patch)
tree1dc0526cc492f9112b5269511c9d634599304940 /lib/LuaBridge/Tests/Lua/Lua.5.1.5/test/bisect.lua
parent4ac4b280abf2ffa28caa5a532353115a3033444f (diff)
Replaced LuaBridge with sol2 and completely encapsulated scripting within script system
Diffstat (limited to 'lib/LuaBridge/Tests/Lua/Lua.5.1.5/test/bisect.lua')
-rw-r--r--lib/LuaBridge/Tests/Lua/Lua.5.1.5/test/bisect.lua27
1 files changed, 0 insertions, 27 deletions
diff --git a/lib/LuaBridge/Tests/Lua/Lua.5.1.5/test/bisect.lua b/lib/LuaBridge/Tests/Lua/Lua.5.1.5/test/bisect.lua
deleted file mode 100644
index f91e69b..0000000
--- a/lib/LuaBridge/Tests/Lua/Lua.5.1.5/test/bisect.lua
+++ /dev/null
@@ -1,27 +0,0 @@
--- bisection method for solving non-linear equations
-
-delta=1e-6 -- tolerance
-
-function bisect(f,a,b,fa,fb)
- local c=(a+b)/2
- io.write(n," c=",c," a=",a," b=",b,"\n")
- if c==a or c==b or math.abs(a-b)<delta then return c,b-a end
- n=n+1
- local fc=f(c)
- if fa*fc<0 then return bisect(f,a,c,fa,fc) else return bisect(f,c,b,fc,fb) end
-end
-
--- find root of f in the inverval [a,b]. needs f(a)*f(b)<0
-function solve(f,a,b)
- n=0
- local z,e=bisect(f,a,b,f(a),f(b))
- io.write(string.format("after %d steps, root is %.17g with error %.1e, f=%.1e\n",n,z,e,f(z)))
-end
-
--- our function
-function f(x)
- return x*x*x-x-1
-end
-
--- find zero in [1,2]
-solve(f,1,2)