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  abs()
  acos()
  and()
  array_clear()
  array_copy()
  array_crc16()
  array_crc32()
  array_delete()
  array_getdata16()
  array_getdata32()
  array_getdata64()
  array_getdataflt32()
  array_getdataflt64()
  array_getdata()
  array_getstring()
  array_insert()
  array_isvalid()
  array_new()
  array_printdata()
  array_printstring()
  array_remove()
  array_resize()
  array_setdata16()
  array_setdata32()
  array_setdata64()
  array_setdataflt32()
  array_setdataflt64()
  array_setdata()
  array_setstring()
  array_size()
  asin()
  atan2()
  atan()
  beep()
  bin()
  bit()
  cam_color()
  cam_grab()
  cam_load()
  cam_rect()
  ceil()
  centerex()
  center()
  chr()
  clear()
  close()
  cmd()
  cmdcount()
  cmddisplayname()
  cmdid()
  cmdischecked()
  cmdisenabled()
  cmdlist()
  cmdname()
  cos()
  crc16()
  crc32()
  datetime()
  date()
  day()
  debug()
  dec()
  defnz()
  def()
  deg2rad()
  dlg_new()
  dlg_show()
  dlg_delete()
  dlg_addimage()
  dlg_addlabel()
  dlg_addcheckbox()
  dlg_addinput()
  eq()
  estop()
  exec()
  exists()
  exit()
  exitforce()
  exp10()
  exp2()
  exp()
  extout1()
  extout2()
  e()
  file_append()
  file_close()
  file_delete()
  file_flush()
  file_open()
  flood()
  floor()
  for()
  getparam()
  ge()
  gt()
  hex()
  hour()
  if()
  inc()
  isnum()
  isuiready()
  jog()
  land()
  le()
  lnand()
  lnor()
  lnot()
  log10()
  log2()
  log()
  lor()
  lt()
  lxnor()
  lxor()
  match()
  max()
  md5_f()
  md5()
  midiin_channel()
  midiin_ctrl()
  midiin_note()
  midiin_prog()
  midi_ctrl()
  midi_isplaying()
  midi_noteOff()
  midi_noteOn()
  midi_play()
  midi_prog()
  midi_stop()
  millisec()
  minute()
  min()
  mist()
  mmtosetunit()
  mmtounit()
  month()
  msg()
  msgex()
  nand()
  nan()
  ne()
  nop()
  nor()
  notexists()
  not()
  open()
  openfn()
  opencode()
  or()
  outpwm()
  outrc()
  out()
  pause()
  pi()
  pk_analog()
  pk_digital()
  pow()
  print()
  progress()
  pythr()
  py()
  rad2deg()
  rand()
  remparam()
  return()
  rgb2hue()
  rgb2lum()
  rgb2name()
  rgb2sat()
  roundup()
  round()
  rubik()
  second()
  serial_addlistener()
  serial_close()
  serial_config()
  serial_info()
  serial_list()
  serial_open()
  serial_readarray()
  serial_readdata()
  serial_readflush()
  serial_read()
  serial_remlistener()
  serial_writearray()
  serial_writedata16()
  serial_writedata32()
  serial_writedata()
  serial_writeflush()
  serial_write()
  setparam()
  settings()
  setunittomm()
  setunit()
  sha256_f()
  sha256()
  shl()
  shr()
  sign()
  sin()
  siren()
  sleep()
  sound_isplaying()
  sound_load()
  sound_play()
  sound_stop()
  sound_unload()
  spindle()
  sqrt()
  sqr()
  startcode()
  startfn()
  start()
  status()
  stop()
  strlen()
  str()
  tan()
  testfn()
  testcode()
  tomachineuv()
  tomachinexy()
  tomachine()
  toworkuv()
  toworkxy()
  towork()
  trunc()
  unittomm()
  url()
  usb_addlistener()
  usb_close()
  usb_info()
  usb_list()
  usb_open()
  usb_readarray()
  usb_readdata()
  usb_read()
  usb_remlistener()
  usb_writearray()
  usb_writedata()
  usb_write()
  xnor()
  xor()
  year()

Operators

Events

expr:functions:func-e

e()

Returns value of e.

The number e is a mathematical constant, which is the base of the natural logarithm, and is approximately equal to 2.71828. It appears in many areas of mathematics, including exponential growth and decay, logarithms, and calculus.

It's also used in many areas of science and engineering, such as probability and statistics, finance, and physics.

For example, you can use e in a calculation such as exp(1) which would return e.

Syntax

e();

Parameters

Return Value Value of e.

Examples

result = e();

result:

2.718282

See also

log, exp

expr/functions/func-e.txt · Last modified: 2023/02/16 10:31 by 127.0.0.1

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