Man pages for gek
Gradient-Enhanced Kriging

banana	Rosenbrock's Banana Function
blockChol	Block Cholesky Decomposition
blockCor	Correlation Matrix without or with Derivatives
borehole	Borehole Function
branin	Branin-Hoo Function
camel3	Three-Hump Camel Function
camel6	Six-Hump Camel Function
cigar	Bent Cigar Function
confint.gekm	Confint Method for a gekm Object
cons	Consolidation Process in a Homogeneous Cohesive Soil Layer
derivModelMatrix	Derivatives of Model Matrix
gekm	Fitting (Gradient-Enhanced) Kriging Models
griewank	Griewank Function
himmelblau	Himmelblau's Function
logLikFun	Log-Likelihood Function
logLik.gekm	Log-Likelihood of a gekm Object
logLikGrad	Log-Likelihood Function
loo	Leave-One-Out Cross-Validation
plot.gekm	Plot Method for a gekm Object
predict.gekm	Predict Method for a gekm Object
qing	Qing Function
rastrigin	Rastrigin Function
schwefel	Schwefel Function
short	Short Column Function
sigma.gekm	Extract Process Standard Deviation
simulate.gekm	Simulation of Conditional Process Paths
sphere	Sphere Function
steel	Steel Column Function
styblinski	Styblinski-Tang Function
sulfur	Sulfur Model Function
summary.gekm	Summary Method for a gekm Object
tangents	Add Tangent Lines to a Plot
testfunctions	Test Functions in 'gek'
vectorfield	Add a Vector Field to a Plot