Re: [eigen] 2.0.16 and 3.0.1 for the end of the week. |

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*To*: eigen@xxxxxxxxxxxxxxxxxxx*Subject*: Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.*From*: Gael Guennebaud <gael.guennebaud@xxxxxxxxx>*Date*: Fri, 27 May 2011 22:09:53 +0200*Dkim-signature*: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:from:date :message-id:subject:to:content-type; bh=+FfFUObL9ix9tpFNeJUJ+s1/FfE0DvMWvg6O5SLE6mo=; b=pIuhLS9dqbetPJtflRnp55GQVhO6KWOJitOcktnRmvYf18cApL75S89FISmTE9EUb9 olDf4hDfBctAOvTJMlB4fjD8OvTavIbhHYf2eCVjnYyZT5Qt4BaSJ6q/NusuEldoBBHr yBm1pssvQLFoe1/UP4Ym2wQM9ALPG8EPAzO8c=*Domainkey-signature*: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; b=rtYVGDDD3Mf1f568Qma+L+wu9l8+PWu02SUV30F82pann0VjpIx2zhXvt3BrIjsUkq 7O2qrqtPPQ1+aRnT04T0vPuoU7T7SZVWP954/5npfNcsHjqV+LszYMAqlwBn/eCTqMa3 fNIilDUsl/knPcOycCCzHx2q5faAjLKnNWAK8=

fixed. btw here is a much faster version of your expression avoiding matrix-matrix products: v3 = m1*(m2*v1+m3.transpose()*(m2*v2)); moreover, it does not exhibit the regression issue with 2.0.15. gael On Fri, May 27, 2011 at 9:50 PM, Gael Guennebaud <gael.guennebaud@xxxxxxxxx> wrote: > yes I know how to fix it, almost done.... > > gael > > On Fri, May 27, 2011 at 8:59 PM, Benoit Jacob <jacob.benoit.1@xxxxxxxxx> wrote: >> 2011/5/27 Robert Lupton the Good <rhl@xxxxxxxxxxxxxxxxxxx>: >>>> Have you bisected this regression down to a precise changeset? >>> >>> >>> I thought Gael had done that: >>>> confirmed, and this is produced by the changeset a59984204f9d "fix >>>> matrix product with EIGEN_DEFAULT_TO_ROW_MAJOR". >> >> Oh, I missed that. >> >> Gael, do you know how to fix this in the 2.0 branch? >> >> Benoit >> >> >> >

**References**:**[eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Gael Guennebaud

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Adolfo Rodríguez Tsouroukdissian

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Gael Guennebaud

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Robert Lupton the Good

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Anton Gladky

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Robert Lupton the Good

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Benoit Jacob

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Robert Lupton the Good

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Benoit Jacob

**Re: [eigen] 2.0.16 and 3.0.1 for the end of the week.***From:*Gael Guennebaud

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