MapLibre Native Android/org.maplibre.android.style.expressions/Expression/ln

ln

open fun ln(number: Expression): Expression(source)

Returns the natural logarithm of the input.

Example usage:


CircleLayer circleLayer = new CircleLayer("layer-id", "source-id");
circleLayer.setProperties(
    circleRadius(ln(pi()))
);

Return

expression

Parameters

number

the number to take natural logarithm from

See also

Style specification

open fun ln(@NonNull number: Number): Expression(source)

Returns the natural logarithm of the input.

Example usage:


CircleLayer circleLayer = new CircleLayer("layer-id", "source-id");
circleLayer.setProperties(
    circleRadius(ln(10))
);

Return

expression

Parameters

number

the number to take natural logarithm from

See also

Style specification