040000 tree ea96f5f008abbaaffb3b95273cca92f76dc1ecb3	mat2x2
040000 tree e8bd35e317dfb3115c1ffcd800b7ce3111687a37	mat2x3
040000 tree fd8e71db636b784e07aebd67470e0ded6821ba21	mat2x4
040000 tree b35a008a682c9e6e841a5d3b70871f27e08bf137	mat3x2
040000 tree c4535264988d8f82a9b6f24de3590dad6639975a	mat3x3
040000 tree 7eb5249f33143ff7a26471a618155cdce7c217a2	mat3x4
040000 tree 33a1dab51c664f48e440cdecfc943389761640f2	mat4x2
040000 tree 300392d18e5430cdf40ac383a9064475f1c9bf81	mat4x3
040000 tree 0f313bfc21a067aeeed2de47c711a4d457688f33	mat4x4