chylex/Query
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compare: chylex:d52ec8a61529fde833e05d607147c6834e7941af
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chylex:main

3 Commits
2b9d5bba8f ... d52ec8a615

Author SHA1 Message Date
chylex
d52ec8a615
Release 2.1.0 2025-07-03 07:47:25 +02:00
chylex
5d640de7e5
Preserve rational number arithmetic for roots of perfect powers 2025-07-03 06:35:39 +02:00
chylex
d69c4672d6
Reformat code 2025-07-03 06:22:09 +02:00
22 changed files with 272 additions and 258 deletions
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20
Calculator/Math/Number.cs
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@ -35,15 +35,29 @@ public abstract record Number : IAdditionOperators<Number, Number, Number>,
public override Number Pow(Number exponent) { public override Number Pow(Number exponent) {
if (exponent is Rational { Value: {} rationalExponent }) { if (exponent is Rational { Value: {} rationalExponent }) {
Fraction fractionExponent = rationalExponent.GetImproperFraction(); Fraction fractionExponent = Fraction.ReduceToProperFraction(rationalExponent.GetImproperFraction());
if (fractionExponent.Denominator == 1 && fractionExponent.Numerator >= 0) {
if (fractionExponent.Numerator >= 0 && fractionExponent.Denominator == 1) {
try { try {
return new Rational(BigRational.Pow(Value, fractionExponent.Numerator)); return new Rational(BigRational.Pow(Value, fractionExponent.Numerator));
} catch (OverflowException) {} } catch (OverflowException) {}
} }
if (fractionExponent.Numerator == 1 && fractionExponent.Denominator > 1) {
Number result = PowAsDecimal(exponent);
BigRational assumedPerfectPowerRoot = new BigRational(decimal.Floor(result.AsDecimal));
BigRational assumedPerfectPower = BigRational.Pow(assumedPerfectPowerRoot, fractionExponent.Denominator);
return assumedPerfectPower == Value ? assumedPerfectPowerRoot : result;
}
} }
return new Decimal(AsDecimal).Pow(exponent); return PowAsDecimal(exponent);
Number PowAsDecimal(Number number) {
return new Decimal(AsDecimal).Pow(number);
}
} }
public override string ToString(IFormatProvider? formatProvider) { public override string ToString(IFormatProvider? formatProvider) {

2
Directory.Build.props
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@ -8,7 +8,7 @@
<PropertyGroup> <PropertyGroup>
<Authors>chylex</Authors> <Authors>chylex</Authors>
<Version>2.0.0.0</Version> <Version>2.1.0.0</Version>
</PropertyGroup> </PropertyGroup>
<PropertyGroup> <PropertyGroup>