diff --git a/benchmarks/README.md b/benchmarks/README.md
index 4ac0113b1..2729c09e4 100644
--- a/benchmarks/README.md
+++ b/benchmarks/README.md
@@ -1,5 +1,114 @@
# BenchmarksResult
-> **Can't find appropriate benchmark data. Try generating readme files after running benchmarks**.
+## Report for benchmark configuration <code>main</code>
+
+* Run on OpenJDK 64-Bit Server VM (build 17.0.11+9) with Java process:
+
+```
+C:\Users\altavir\scoop\apps\gradle\current\.gradle\jdks\eclipse_adoptium-17-amd64-windows.2\bin\java.exe -Dfile.encoding=UTF-8 -Duser.country=US -Duser.language=en -Duser.variant
+```
+* JMH 1.21 was used in `thrpt` mode with 5 warmup iterations by 10 s and 5 measurement iterations by 10 s.
+### [ArrayBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/ArrayBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`benchmarkArrayRead`|3.9E+06 ± 3.4E+05 ops/s|
+|`benchmarkBufferRead`|4.0E+06 ± 3.2E+05 ops/s|
+|`nativeBufferRead`|3.9E+06 ± 2.0E+05 ops/s|
+### [BigIntBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/BigIntBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`jvmAdd`|3.1E+07 ± 1.8E+07 ops/s|
+|`jvmAddLarge`|4.5E+04 ± 5.5E+03 ops/s|
+|`jvmMultiply`|3.6E+07 ± 1.7E+07 ops/s|
+|`jvmMultiplyLarge`|1.9E+02 ± 95 ops/s|
+|`jvmParsing10`|4.0E+06 ± 8.8E+05 ops/s|
+|`jvmParsing16`|3.6E+06 ± 6.5E+05 ops/s|
+|`jvmPower`|25 ± 1.4 ops/s|
+|`jvmSmallAdd`|5.7E+07 ± 9.7E+05 ops/s|
+|`kmAdd`|2.6E+07 ± 8.8E+05 ops/s|
+|`kmAddLarge`|2.3E+04 ± 1.2E+03 ops/s|
+|`kmMultiply`|3.8E+07 ± 5.5E+06 ops/s|
+|`kmMultiplyLarge`|36 ± 3.8 ops/s|
+|`kmParsing10`|2.5E+06 ± 1.4E+05 ops/s|
+|`kmParsing16`|3.7E+06 ± 4.7E+05 ops/s|
+|`kmPower`|6.6 ± 1.0 ops/s|
+|`kmSmallAdd`|2.0E+07 ± 1.7E+06 ops/s|
+### [BufferBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/BufferBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`bufferViewReadWrite`|6.0E+06 ± 7.4E+05 ops/s|
+|`bufferViewReadWriteSpecialized`|7.6E+05 ± 1.1E+04 ops/s|
+|`complexBufferReadWrite`|2.4E+06 ± 2.7E+05 ops/s|
+|`doubleArrayReadWrite`|7.3E+06 ± 4.3E+05 ops/s|
+|`doubleBufferReadWrite`|7.3E+06 ± 3.4E+05 ops/s|
+### [DotBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/DotBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`bufferedDot`|1.3 ± 0.032 ops/s|
+|`cmDot`|0.42 ± 0.20 ops/s|
+|`cmDotWithConversion`|0.83 ± 0.12 ops/s|
+|`ejmlDot`|2.6 ± 0.049 ops/s|
+|`ejmlDotWithConversion`|2.5 ± 0.075 ops/s|
+|`multikDot`|25 ± 0.52 ops/s|
+|`ojalgoDot`|11 ± 1.3 ops/s|
+|`parallelDot`|11 ± 0.17 ops/s|
+|`tensorDot`|1.1 ± 0.028 ops/s|
+|`tfDot`|4.7 ± 0.14 ops/s|
+### [ExpressionsInterpretersBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/ExpressionsInterpretersBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`asmGenericExpression`|12 ± 0.099 ops/s|
+|`asmPrimitiveExpression`|26 ± 0.57 ops/s|
+|`asmPrimitiveExpressionArray`|74 ± 1.7 ops/s|
+|`functionalExpression`|5.3 ± 0.015 ops/s|
+|`justCalculate`|74 ± 0.85 ops/s|
+|`mstExpression`|4.2 ± 0.10 ops/s|
+|`rawExpression`|25 ± 0.74 ops/s|
+### [IntegrationBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/IntegrationBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`complexIntegration`|2.6E+03 ± 46 ops/s|
+|`doubleIntegration`|2.8E+03 ± 1.1E+02 ops/s|
+### [MatrixInverseBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/MatrixInverseBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`cmLUPInversion`|2.1E+03 ± 35 ops/s|
+|`ejmlInverse`|1.2E+03 ± 27 ops/s|
+|`kmathLupInversion`|4.0E+02 ± 52 ops/s|
+|`kmathParallelLupInversion`|4.0E+02 ± 9.6 ops/s|
+|`ojalgoInverse`|2.1E+03 ± 3.3E+02 ops/s|
+### [NDFieldBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/NDFieldBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`boxingFieldAdd`|1.7 ± 0.11 ops/s|
+|`multikAdd`|7.0 ± 0.41 ops/s|
+|`multikInPlaceAdd`|34 ± 1.7 ops/s|
+|`specializedFieldAdd`|7.2 ± 1.2 ops/s|
+|`tensorAdd`|7.2 ± 1.6 ops/s|
+|`tensorInPlaceAdd`|7.4 ± 4.9 ops/s|
+|`viktorAdd`|5.8 ± 0.65 ops/s|
+### [ViktorBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/ViktorBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`doubleFieldAddition`|7.1 ± 2.0 ops/s|
+|`rawViktor`|6.2 ± 1.0 ops/s|
+|`viktorFieldAddition`|6.4 ± 0.29 ops/s|
+### [ViktorLogBenchmark](src/jvmMain/kotlin/space/kscience/kmath/benchmarks/ViktorLogBenchmark.kt)
+
+| Benchmark | Score |
+|:---------:|:-----:|
+|`rawViktorLog`|1.3 ± 0.016 ops/s|
+|`realFieldLog`|1.3 ± 0.019 ops/s|
+|`viktorFieldLog`|1.3 ± 0.020 ops/s|
+
diff --git a/kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/BigInt.kt b/kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/BigInt.kt
index c10237324..970196b80 100644
--- a/kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/BigInt.kt
+++ b/kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/BigInt.kt
@@ -50,6 +50,7 @@ public class BigInt internal constructor(
private val sign: Byte,
private val magnitude: Magnitude,
) : Comparable<BigInt> {
+
override fun compareTo(other: BigInt): Int = when {
(sign == 0.toByte()) and (other.sign == 0.toByte()) -> 0
sign < other.sign -> -1