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Updated outdated comment

release/4.3a0
Frank Dellaert 2018-10-23 19:55:41 +00:00
parent ff843fceba
commit 2a0cee830d
1 changed files with 3 additions and 4 deletions
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7
gtsam/inference/Symbol.h
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@ -26,10 +26,9 @@
namespace gtsam { namespace gtsam {
/** /**
* Character and index key used in VectorValues, GaussianFactorGraph, * Character and index key used to refer to variables. Will simply cast to a Key,
* GaussianFactor, etc. These keys are generated at runtime from TypedSymbol * i.e., a large integer. Keys are used to retrieve values from Values,
* keys when linearizing a nonlinear factor graph. This key is not type * specify what variables factors depend on, etc.
* safe, so cannot be used with any Nonlinear* classes.
*/ */
class GTSAM_EXPORT Symbol { class GTSAM_EXPORT Symbol {
protected: protected: