Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.lang.java.programmer > #38401
| From | Arne Vajhøj <arne@vajhoej.dk> |
|---|---|
| Newsgroups | comp.lang.java.programmer |
| Subject | Re: Has Android different floats? |
| Date | 2018-06-24 15:21 -0400 |
| Organization | Aioe.org NNTP Server |
| Message-ID | <pgor09$19ak$1@gioia.aioe.org> (permalink) |
| References | <pgool7$bru$1@news.albasani.net> |
On 6/24/2018 2:41 PM, j4n bur53 wrote: > Running a simple test. > ** is Math.pow(), > ^ is BigInteger.pow() and then BigInteger.doubleValue(). > > On Java: > > ?- between(15,30,N), X is 10**N-10^N, write(N-X), nl, fail; true. > 15-0.0 > 23-1.6777216E7 > 29-0.0 > 30-0.0 > > On Adroid: > > ?- between(15,30,N), X is 10**N-10^N, write(N-X), nl, fail; true. > 15-0.0 > 23-0.0 > 29-1.7592186044416E13 > 30-0.0 > > Has Android different floats? > Tested jdk1.8.0_152 against Android 8.0.0 ARM supposedly use standard IEEE 754 FP. But I wonder if usage of strictfp would change your results. Arne
Back to comp.lang.java.programmer | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Has Android different floats? j4n bur53 <janburse@fastmail.fm> - 2018-06-24 20:41 +0200
Re: Has Android different floats? Arne Vajhøj <arne@vajhoej.dk> - 2018-06-24 15:21 -0400
Re: Has Android different floats? bursejan@gmail.com - 2018-06-24 13:31 -0700
Re: Has Android different floats? bursejan@gmail.com - 2018-06-24 13:35 -0700
Re: Has Android different floats? bursejan@gmail.com - 2018-06-24 13:44 -0700
Re: Has Android different floats? Eric Sosman <esosman@comcast-dot-net.invalid> - 2018-06-24 17:28 -0400
Re: Has Android different floats? bursejan@gmail.com - 2018-06-24 16:08 -0700
Re: Has Android different floats? bursejan@gmail.com - 2018-06-26 10:29 -0700
csiph-web