nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/autodiff/samediff/SameDiff.java
public List<DifferentialFunction> exec(String functionName, List<DifferentialFunction> cachedOps) {
        return sameDiffFunctionInstances.get(functionName).exec(cachedOps);
    }
public List<DifferentialFunction> exec(String functionName, List<DifferentialFunction> cachedOps) {
        return sameDiffFunctionInstances.get(functionName).exec(cachedOps);
    }
Exec the given function
given the ops

@param functionName the opName of the function to
exec
@param cachedOps    the cached operations
@return