| 1 | YSESUT ;SLC/DCM-UTILITY FUNCTIONS FOR DECISION EXPERT SYSTEM ; 6/28/89 09:33 ;
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| 2 | ;;5.01;MENTAL HEALTH;;Dec 30, 1994
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| 3 | ;DECISION EXPERT SYSTEM (VERSION 1.0) FOR MENTAL HEALTH PACKAGE - DWIGHT MCDANIEL / REGION 5 ISC, SLC
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| 4 | ;
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| 5 | ULC ; Called from DD(628.23 and routine YSESP
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| 6 | ;
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| 7 | F ESI=1:1 S ESI1=$E(EST,ESI) Q:ESI1="" I ESI1?1L S EST=$E(EST,1,ESI-1)_$C($A(ESI1)-32)_$E(EST,ESI+1,$L(EST))
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| 8 | K ESI,ESI1 Q
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| 9 | ZRT ;
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| 10 | S Y=0 Q:X'>0 S Y=1+X/2
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| 11 | Z ;
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| 12 | S T=Y,Y=X/T+T/2 G Z:Y<T Q
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| 13 | CMIN ;
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| 14 | S X=X*.3937*10000+.5\1/10000 Q ; CONVERT CENTIMETERS TO INCHES
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| 15 | INCM ;
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| 16 | S X=X*2.54*1000+.5\1/1000 Q ; CONVERT INCHES TO CENTIMETERS
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| 17 | KGLB ;
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| 18 | S X=X*2.205*1000+.5\1/1000 Q ; CONVERT KILOGRAMS TO POUNDS
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| 19 | LBKG ;
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| 20 | S X=X*.4535*1000+.5\1/1000 Q ; CONVERT POUNDS TO KILOGRAMS
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| 21 | DFDC ;
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| 22 | S X=.5555556*(X-32)*10000+.5\1/10000 Q ; CONVERT DEGREES F TO DEGREES C
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| 23 | DCDF ;
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| 24 | S X=1.8*X+32*10000+.5\1/10000 Q ; CONVERT DEGREES C TO DEGREES F
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| 25 | LN ;
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| 26 | S X=$S(X=1:0,X=0:"LN(0) ERROR",X<0:"NEGATIVE LN ERROR",+X=0:"FORMULA ERROR",1:X) I X=0!(X["ERROR") G LNQ
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| 27 | I X>3!(X<.1) S ESLN=X D LN^YSESLOG S X=ESY G LNQ
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| 28 | S Z1=X-1,Z2=X+1,COUNT=1,ESLN=0,CHK=0,ACC=0
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| 29 | D LN1 S X=2*ESLN+.000000005,X=$P(X,".")_"."_$E($P(X,".",2),1,8) S:$E(X,$L(X))?1"0" X=$E(X,1,$L(X)-1)
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| 30 | LNQ ;
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| 31 | K ACC,CHK,COUNT,ESI,J,L,K,N,P,ESE,ESAB,ESLN,ESLN1,ESY,Z,Z1,Z2,%Y Q
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| 32 | LN1 ;
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| 33 | S ESLN=Z1/Z2,ESY=ESLN*ESLN,ACC=ESLN
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| 34 | F J=0:0 S COUNT=COUNT+2,CHK=ESLN,ACC=ACC*Y,ESLN1=ACC,ESLN=ESLN+(ESLN1/COUNT) Q:$E(ESLN,1,12)=$E(CHK,1,12)
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| 35 | Q
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| 36 | LOG ;
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| 37 | S X=$S(X=1:0,X=0:"LOG(0) ERROR",X<0:"NEGATIVE LOG ERROR",+X=0:"FORMULA ERROR",1:X) I X=0!(X["ERROR") Q
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| 38 | K ESY,ESE,ESAB S ESLN=X D LOG^YSESLOG S X=ESY
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| 39 | K ESLN,ESY,ESE Q
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| 40 | ;; CALCULATE EXPONENTIAL FUNCTION
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| 41 | EXP ;
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| 42 | S E=1,ET=1,FC=1,N=0,SN=1,SQ=1,TE=2.718281828459
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| 43 | I X=1 S E=TE G EX4
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| 44 | I X<0 S SN=-1,X=-X
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| 45 | S ER=X-(X\1),X=X\1 I ER=0 G EX2
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| 46 | EX1 ;
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| 47 | S N=N+1,EE=ET,FC=FC*N,SQ=SQ*ER,ET=ET+(SQ/FC)
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| 48 | G:ET'=EE EX1
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| 49 | I X=0 S E=ET G EX3
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| 50 | EX2 ;
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| 51 | F CN=1:1:X S E=TE*E
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| 52 | S E=E*ET
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| 53 | EX3 ;
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| 54 | I SN<0 S E=1/E
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| 55 | S E=E+.000000000005,X=$P(E,".")_"."_$E($P(E,".",2),1,10)
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| 56 | EX4 ;
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| 57 | S N="" K E,N,ER,EE,CN,ET,FC,SN,SQ,TE Q
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