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small bugfixes, add precision setting

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Daniella / Tove 2024-09-04 23:06:17 +02:00
parent 61bf0003c2
commit ca563886ec
2 changed files with 41 additions and 3 deletions
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16
mkpolynomial.spl
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@ -11,14 +11,16 @@ func main { status | with args ;
clear if { clear if {
"." [ 27 _int ] _str ".[H.[2J.[3J" :replace print "." [ 27 _int ] _str ".[H.[2J.[3J" :replace print
} }
"[-] mkpolynomial v0.2 by TudbuT" println "[-] mkpolynomial v0.3 by TudbuT" println
"[-] commands: degree, match, delete <n>, list, ., clear, exit" println "[-] commands: degree, match, delete <n>, precision <digits>, list, ., clear, exit" println
"[-] args: -d, -c, -h" println "[-] args: -d, -c, -h" println
help if { help if {
0 exit 0 exit
} }
"[-] " println "[-] " println
def precision 12 =precision
def f def f
def vardecl def vardecl
def degree "0" =degree def degree "0" =degree
@ -57,7 +59,7 @@ func main { status | with args ;
} }
"delete " expr:starts-with if { "delete " expr:starts-with if {
def idx ("delete " _array:len) (expr _array:len) (expr _array:sub) _str _mega =idx def idx ("delete " _array:len) (expr _array:len) (expr _array:sub) _str _mega =idx
idx 0 gt idx exprs:len lt and if { idx 0 gt idx exprs:len ++ lt and if {
0 idx -- exprs:sub 0 idx -- exprs:sub
idx exprs:len exprs:sub idx exprs:len exprs:sub
aadd =exprs aadd =exprs
@ -79,6 +81,12 @@ func main { status | with args ;
vardecl println vardecl println
2 stop 2 stop
} }
"precision " expr:starts-with if {
("precision " _array:len) (expr _array:len) (expr _array:sub) _str _mega =precision
"==> epsilon = 1e-" print
precision println
2 stop
}
expr "list" eq expr "." eq or if { expr "list" eq expr "." eq or if {
clear if { clear if {
"." [ 27 _int ] _str ".[H.[2J.[3J" :replace print "." [ 27 _int ] _str ".[H.[2J.[3J" :replace print
@ -94,6 +102,8 @@ func main { status | with args ;
def giac-out def giac-out
[ [
"giac" "giac"
"epsilon(1e-" precision _str concat ")" concat
"Digits:=" precision _str concat
"f(x):=" f concat "f(x):=" f concat
vardecl ":=" concat vardecl ":=" concat
"linsolve(" concat "linsolve(" concat

28
polysine.txt Normal file
View file

@ -0,0 +1,28 @@
f(0) = 0
f(0.5pi) = 1
f(pi) = 0
f(1.5pi) = -1
f(2pi) = 0
f'(0.5pi) = 0
f'(1.5pi) = 0
f'(0) = sin'(0)
f'(pi) = sin'(pi)
f'(2pi) = sin'(2pi)
f''(0) = sin''(0)
f''(0.5pi) = sin''(0.5pi)
f''(pi) = sin''(pi)
f''(1.5pi) = sin''(1.5pi)
f''(2pi) = sin''(2pi)
f'''(0) = sin'''(0)
f'''(2/3pi) = sin'''(2/3pi)
f'''(4/3pi) = sin'''(4/3pi)
f'''(2pi) = sin'''(2pi)
f(0.5) = sin(0.5)
f(2pi - 0.5) = sin(2pi - 0.5)
f'(0.5) = sin'(0.5)
f'(2pi - 0.5) = sin'(2pi - 0.5)
f''(2pi - 0.5) = sin''(2pi - 0.5)
f(-pi) = 0
f(3pi) = 0
f(4pi) = 0