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# TSARKIMEX1BEE

First order backward Euler represented as an ARK IMEX scheme with extrapolation as error estimator. This is a 3-stage method. This method is aimed at starting the integration of implicit DAEs when explicit first-stage ARK methods are used.

### Options Database

| -ts_arkimex_type 1bee | - set arkimex type to 1bee

### See Also

TSARKIMEX, TSARKIMEXType, TSARKIMEXSetType()

### Level

advanced

### Location

src/ts/impls/arkimex/arkimex.c
Index of all TS routines
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Index of all manual pages