Strange computer evaluation number

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bald55

I decided to test something out

^

Normal Italian game


Evaluation number is +0.18

^

Flipped Italian game (still legal)


Evaluation number is -0.13

But not -0.18

Hmmmmmmmmmmmmmmmmm

bald55

On image 1 black moves next

On image 2 white moves next

Rocky64

You get non-equivalent evaluations even in symmetrical positions. For instance, try 1.e4 e5 vs 1.e3 e5 2.e4.

bald55

Hmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm WHY seems a bit dumb