sch_topoi_sp {criticalpath}

SP Serial or Parallel Topological Indicator

Description

Shows the closeness of a network to a serial or parallel graph. As the network becomes serial, the SP increase, until one; As the network becomes parallel, the SP decrease until zero.

Usage

sch_topoi_sp(sch)

Arguments

sch

A schedule object.

Value

A number between 0 and 1, inclusive.

See Also

sch_topoi_tf(), sch_activities(), sch_topoi_ad(), sch_xy_gantt_matrix(), sch_relations(), sch_topoi_la(), sch_add_activities(), sch_add_relations().

Examples

sch <- sch_new() %>%
  sch_title("Fictitious Project Example") %>%
  sch_reference("VANHOUCKE, Mario. Measuring time:
  improving project performance using earned value management.
  Gent: Springer, 2009, p. 18") %>%
  sch_add_activity(  1L, "a1" , 0L, 2L,3L,4L) %>%
  sch_add_activity(  2L, "a2" , 4L, 5L) %>%
  sch_add_activity(  3L, "a3" , 9L, 10L) %>%
  sch_add_activity(  4L, "a4" , 1L, 6L) %>%
  sch_add_activity(  5L, "a5" , 4L, 9L) %>%
  sch_add_activity(  6L, "a6" , 5L, 7L) %>%
  sch_add_activity(  7L, "a7" , 1L, 8L,11L) %>%
  sch_add_activity(  8L, "a8" , 7L, 12L) %>%
  sch_add_activity(  9L, "a9" , 8L, 12L) %>%
  sch_add_activity( 10L, "a10", 3L, 12L) %>%
  sch_add_activity( 11L, "a11", 3L, 12L) %>%
  sch_add_activity( 12L, "a12", 0L) %>%
  sch_plan()
sch_topoi_sp(sch) # 0.4545455