# S4 method for LinearKernel
.kernelNumPars(object, ...)# S4 method for LinearKernel,matrix,matrix
.kernel(object, x1, x2, ...)
# S4 method for LinearKernel
print(x, ...)
# S4 method for LinearKernel
show(object)
# S4 method for LinearKernel
summary(object, ...)