slepc-3.21.2 2024-09-25
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# RGIntervalGetEndpoints

Gets the parameters that define the interval region.

### Synopsis

    #include "slepcrg.h"
    PetscErrorCode RGIntervalGetEndpoints(RG rg,PetscReal *a,PetscReal *b,PetscReal *c,PetscReal *d)

Not Collective

### Input Parameter

| rg | - the region context

### Output Parameters

| a | - left endpoint of the interval in the real axis
| b | - right endpoint of the interval in the real axis
| c | - bottom endpoint of the interval in the imaginary axis
| d | - top endpoint of the interval in the imaginary axis

### See Also

RGIntervalSetEndpoints()

### Level

advanced

### Location

src/sys/classes/rg/impls/interval/rginterval.c
Index of all RG routines
Table of Contents for all manual pages
Index of all manual pages