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The maximum eigenvalue of the tensor is used to construct a Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field , which reveals the Lagrangian Coherent Structures -LRB- LCS -RRB- present in the underlying flow .
 feature of: maximum eigenvalue, tensor; used for: maximum eigenvalue, Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field; used for: Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field, Lagrangian Coherent Structures -LRB- LCS -RRB-
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: conjunction, feature of, hyponym of, used for, part of, compare, evaluate for 
Text: {0} 
 Entity Pairs:  maximum eigenvalue, tensor; maximum eigenvalue, Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field; Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field, Lagrangian Coherent Structures -LRB- LCS -RRB- 
Answer:
 feature of: maximum eigenvalue, tensor; used for: maximum eigenvalue, Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field; used for: Finite Time Lyapunov Exponent -LRB- FTLE -RRB- field, Lagrangian Coherent Structures -LRB- LCS -RRB-