BigMath#E

E(numeric) → BigDecimal

ext/bigdecimal/lib/bigdecimal/math.rb View on GitHub ↗

# File tmp/rubies/ruby-3.3.0/ext/bigdecimal/lib/bigdecimal/math.rb, line 228
def E(prec)
  raise ArgumentError, "Zero or negative precision for E" if prec <= 0
  BigMath.exp(1, prec)
end

Computes e (the base of natural logarithms) to the specified number of digits of precision, numeric.

Example

BigMath.E(10).to_s
#=> "0.271828182845904523536028752390026306410273e1"

See also #cos #PI #atan #sin also in 3.2 · 3.1 · 3.0

‹ prev#cos next ›#PI