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-rw-r--r--ext/bigdecimal/sample/pi.rb10
1 files changed, 5 insertions, 5 deletions
diff --git a/ext/bigdecimal/sample/pi.rb b/ext/bigdecimal/sample/pi.rb
index cbb8448a38..833967a583 100644
--- a/ext/bigdecimal/sample/pi.rb
+++ b/ext/bigdecimal/sample/pi.rb
@@ -20,9 +20,9 @@ def big_pi(sig) # sig: Number of significant figures
k = BigDecimal::new("1")
w = BigDecimal::new("1")
t = BigDecimal::new("-80")
- while (u.exponent >= exp)
+ while (u.nonzero? && u.exponent >= exp)
t = t*m25
- u,r = t.div(k,sig)
+ u = t.div(k,sig)
pi = pi + u
k = k+two
end
@@ -31,9 +31,9 @@ def big_pi(sig) # sig: Number of significant figures
k = BigDecimal::new("1")
w = BigDecimal::new("1")
t = BigDecimal::new("956")
- while (u.exponent >= exp )
- t,r = t.div(m57121,sig)
- u,r = t.div(k,sig)
+ while (u.nonzero? && u.exponent >= exp )
+ t = t.div(m57121,sig)
+ u = t.div(k,sig)
pi = pi + u
k = k+two
end