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Make JBigIntegerField implement Ring and RemainderDivisionOperations instead of Field

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Iaroslav 2020-07-29 15:48:53 +07:00
parent fbfcfc89d4
commit 0be68cd7d2
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1 changed files with 3 additions and 2 deletions
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kmath-core/src/jvmMain/kotlin/scientifik/kmath/operations/BigNumbers.kt
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@ -7,7 +7,7 @@ import java.math.MathContext
/** /**
* A field wrapper for Java [BigInteger] * A field wrapper for Java [BigInteger]
*/ */
object JBigIntegerField : Field<BigInteger> { object JBigIntegerField : Ring<BigInteger>, RemainderDivisionOperations<BigInteger> {
override val zero: BigInteger override val zero: BigInteger
get() = BigInteger.ZERO get() = BigInteger.ZERO
@ -15,12 +15,13 @@ object JBigIntegerField : Field<BigInteger> {
get() = BigInteger.ONE get() = BigInteger.ONE
override fun number(value: Number): BigInteger = BigInteger.valueOf(value.toLong()) override fun number(value: Number): BigInteger = BigInteger.valueOf(value.toLong())
override fun divide(a: BigInteger, b: BigInteger): BigInteger = a.div(b)
override fun add(a: BigInteger, b: BigInteger): BigInteger = a.add(b) override fun add(a: BigInteger, b: BigInteger): BigInteger = a.add(b)
override fun BigInteger.minus(b: BigInteger): BigInteger = this.subtract(b) override fun BigInteger.minus(b: BigInteger): BigInteger = this.subtract(b)
override fun multiply(a: BigInteger, k: Number): BigInteger = a.multiply(k.toInt().toBigInteger()) override fun multiply(a: BigInteger, k: Number): BigInteger = a.multiply(k.toInt().toBigInteger())
override fun multiply(a: BigInteger, b: BigInteger): BigInteger = a.multiply(b) override fun multiply(a: BigInteger, b: BigInteger): BigInteger = a.multiply(b)
override fun BigInteger.unaryMinus(): BigInteger = negate() override fun BigInteger.unaryMinus(): BigInteger = negate()
override infix fun BigInteger.div(arg: BigInteger): BigInteger = this.divide(arg)
override infix fun BigInteger.rem(arg: BigInteger): BigInteger = remainder(arg)
} }
/** /**