Add log10

Author: metab0t

include/pyoptinterface/nlexpr.hpp

@@ -59,6 +59,7 @@ enum class UnaryOperator
 	Sqrt,
 	Exp,
 	Log,
+	Log10
 };
 
 enum class BinaryOperator

lib/cppad_interface.cpp

@@ -242,6 +242,9 @@ CppAD::AD<double> cppad_build_unary_expression(UnaryOperator op, const CppAD::AD
 	case UnaryOperator::Log: {
 		return CppAD::log(operand);
 	}
+	case UnaryOperator::Log10: {
+		return CppAD::log10(operand);
+	}
 	default: {
 		throw std::runtime_error("Invalid unary operator");
 	}

lib/nlexpr_ext.cpp

@@ -39,7 +39,8 @@ NB_MODULE(nlexpr_ext, m)
 	    .value("Abs", UnaryOperator::Abs)
 	    .value("Sqrt", UnaryOperator::Sqrt)
 	    .value("Exp", UnaryOperator::Exp)
-	    .value("Log", UnaryOperator::Log);
+	    .value("Log", UnaryOperator::Log)
+	    .value("Log10", UnaryOperator::Log10);
 
 	nb::enum_<BinaryOperator>(m, "BinaryOperator")
 	    .value("Sub", BinaryOperator::Sub)

src/pyoptinterface/_src/function_tracing.py

@@ -166,6 +166,7 @@ def f(expr):
 sqrt = unary_mathematical_function(math.sqrt, UnaryOperator.Sqrt)
 exp = unary_mathematical_function(math.exp, UnaryOperator.Exp)
 log = unary_mathematical_function(math.log, UnaryOperator.Log)
+log10 = unary_mathematical_function(math.log10, UnaryOperator.Log10)
 
 
 # Implement binary mathematical functions

src/pyoptinterface/nlfunc.py

@@ -11,6 +11,7 @@
     sqrt,
     exp,
     log,
+    log10,
     pow,
     ifelse,
 )

tests/test_nlp.py

@@ -44,6 +44,7 @@ def con(vars):
         nlfunc.cos,
         nlfunc.exp,
         nlfunc.log,
+        nlfunc.log10,
         nlfunc.pow,
         nlfunc.sin,
         nlfunc.sqrt,