SELECT '[1,2,3]'::minivec;
 minivec 
---------
 [1,2,3]
(1 row)

SELECT '[-1,-2,-3]'::minivec;
  minivec   
------------
 [-1,-2,-3]
(1 row)

SELECT '[1.,2.,3.]'::minivec;
 minivec 
---------
 [1,2,3]
(1 row)

SELECT ' [ 1,  2 ,    3  ] '::minivec;
 minivec 
---------
 [1,2,3]
(1 row)

SELECT '[1.23456]'::minivec;
 minivec 
---------
 [1.25]
(1 row)

SELECT '[hello,1]'::minivec;
ERROR:  invalid input syntax for type minivec: "[hello,1]"
LINE 1: SELECT '[hello,1]'::minivec;
               ^
SELECT '[NaN,1]'::minivec;
ERROR:  NaN not allowed in minivec
LINE 1: SELECT '[NaN,1]'::minivec;
               ^
SELECT '[Infinity,1]'::minivec;
ERROR:  "Infinity" is out of range for type minivec
LINE 1: SELECT '[Infinity,1]'::minivec;
               ^
SELECT '[-Infinity,1]'::minivec;
ERROR:  "-Infinity" is out of range for type minivec
LINE 1: SELECT '[-Infinity,1]'::minivec;
               ^
SELECT '[65519,-65519]'::minivec;
ERROR:  "65519" is out of range for type minivec
LINE 1: SELECT '[65519,-65519]'::minivec;
               ^
SELECT '[65520,-65520]'::minivec;
ERROR:  "65520" is out of range for type minivec
LINE 1: SELECT '[65520,-65520]'::minivec;
               ^
SELECT '[1e-8,-1e-8]'::minivec;
 minivec 
---------
 [0,-0]
(1 row)

SELECT '[4e38,1]'::minivec;
ERROR:  "4e38" is out of range for type minivec
LINE 1: SELECT '[4e38,1]'::minivec;
               ^
SELECT '[1e-46,1]'::minivec;
 minivec 
---------
 [0,1]
(1 row)

SELECT '[1,2,3'::minivec;
ERROR:  invalid input syntax for type minivec: "[1,2,3"
LINE 1: SELECT '[1,2,3'::minivec;
               ^
SELECT '[1,2,3]9'::minivec;
ERROR:  invalid input syntax for type minivec: "[1,2,3]9"
LINE 1: SELECT '[1,2,3]9'::minivec;
               ^
DETAIL:  Junk after closing right brace.
SELECT '1,2,3'::minivec;
ERROR:  invalid input syntax for type minivec: "1,2,3"
LINE 1: SELECT '1,2,3'::minivec;
               ^
DETAIL:  Vector contents must start with "[".
SELECT ''::minivec;
ERROR:  invalid input syntax for type minivec: ""
LINE 1: SELECT ''::minivec;
               ^
DETAIL:  Vector contents must start with "[".
SELECT '['::minivec;
ERROR:  invalid input syntax for type minivec: "["
LINE 1: SELECT '['::minivec;
               ^
SELECT '[ '::minivec;
ERROR:  invalid input syntax for type minivec: "[ "
LINE 1: SELECT '[ '::minivec;
               ^
SELECT '[,'::minivec;
ERROR:  invalid input syntax for type minivec: "[,"
LINE 1: SELECT '[,'::minivec;
               ^
SELECT '[]'::minivec;
ERROR:  minivec must have at least 1 dimension
LINE 1: SELECT '[]'::minivec;
               ^
SELECT '[ ]'::minivec;
ERROR:  minivec must have at least 1 dimension
LINE 1: SELECT '[ ]'::minivec;
               ^
SELECT '[,]'::minivec;
ERROR:  invalid input syntax for type minivec: "[,]"
LINE 1: SELECT '[,]'::minivec;
               ^
SELECT '[1,]'::minivec;
ERROR:  invalid input syntax for type minivec: "[1,]"
LINE 1: SELECT '[1,]'::minivec;
               ^
SELECT '[1a]'::minivec;
ERROR:  invalid input syntax for type minivec: "[1a]"
LINE 1: SELECT '[1a]'::minivec;
               ^
SELECT '[1,,3]'::minivec;
ERROR:  invalid input syntax for type minivec: "[1,,3]"
LINE 1: SELECT '[1,,3]'::minivec;
               ^
SELECT '[1, ,3]'::minivec;
ERROR:  invalid input syntax for type minivec: "[1, ,3]"
LINE 1: SELECT '[1, ,3]'::minivec;
               ^
SELECT '[1,2,3]'::minivec(3);
 minivec 
---------
 [1,2,3]
(1 row)

SELECT '[1,2,3]'::minivec(2);
 minivec 
---------
 [1,2,3]
(1 row)

SELECT '[1,2,3]'::minivec(3, 2);
ERROR:  invalid type modifier
LINE 1: SELECT '[1,2,3]'::minivec(3, 2);
                          ^
SELECT '[1,2,3]'::minivec('a');
ERROR:  invalid input syntax for type integer: "a"
LINE 1: SELECT '[1,2,3]'::minivec('a');
                          ^
SELECT '[1,2,3]'::minivec(0);
ERROR:  dimensions for type minivec must be at least 1
LINE 1: SELECT '[1,2,3]'::minivec(0);
                          ^
SELECT '[1,2,3]'::minivec(16001);
ERROR:  dimensions for type minivec cannot exceed 16000
LINE 1: SELECT '[1,2,3]'::minivec(16001);
                          ^
SELECT unnest('{"[1,2,3]", "[4,5,6]"}'::minivec[]);
 unnest  
---------
 [1,2,3]
 [4,5,6]
(2 rows)

SELECT '{"[1,2,3]"}'::minivec(2)[];
   minivec   
-------------
 {"[1,2,3]"}
(1 row)

SELECT '[1,2,3]'::minivec + '[4,5,6]';
 ?column? 
----------
 [5,7,9]
(1 row)

SELECT '[448]'::minivec + '[448]';
ERROR:  value out of range: overflow
SELECT '[1,2]'::minivec + '[3]';
ERROR:  different minivec dimensions 2 and 1
SELECT '[1,2,3]'::minivec - '[4,5,6]';
  ?column?  
------------
 [-3,-3,-3]
(1 row)

SELECT '[-448]'::minivec - '[448]';
ERROR:  value out of range: overflow
SELECT '[1,2]'::minivec - '[3]';
ERROR:  different minivec dimensions 2 and 1
SELECT '[1,2,3]'::minivec * '[4,5,6]';
 ?column?  
-----------
 [4,10,18]
(1 row)

SELECT '[448]'::minivec * '[448]';
ERROR:  value out of range: overflow
SELECT '[1e-7]'::minivec * '[1e-7]';
 ?column? 
----------
 [0]
(1 row)

SELECT '[1,2]'::minivec * '[3]';
ERROR:  different minivec dimensions 2 and 1
SELECT '[1,2,3]'::minivec || '[4,5]';
  ?column?   
-------------
 [1,2,3,4,5]
(1 row)

SELECT array_fill(0, ARRAY[16000])::minivec || '[1]';
ERROR:  cannot cast type integer[] to minivec
LINE 1: SELECT array_fill(0, ARRAY[16000])::minivec || '[1]';
                                          ^
SELECT '[1,2,3]'::minivec < '[1,2,3]';
 ?column? 
----------
 f
(1 row)

SELECT '[1,2,3]'::minivec < '[1,2]';
 ?column? 
----------
 f
(1 row)

SELECT '[1,2,3]'::minivec <= '[1,2,3]';
 ?column? 
----------
 t
(1 row)

SELECT '[1,2,3]'::minivec <= '[1,2]';
 ?column? 
----------
 f
(1 row)

SELECT '[1,2,3]'::minivec = '[1,2,3]';
 ?column? 
----------
 t
(1 row)

SELECT '[1,2,3]'::minivec = '[1,2]';
 ?column? 
----------
 f
(1 row)

SELECT '[1,2,3]'::minivec != '[1,2,3]';
 ?column? 
----------
 f
(1 row)

SELECT '[1,2,3]'::minivec != '[1,2]';
 ?column? 
----------
 t
(1 row)

SELECT '[1,2,3]'::minivec >= '[1,2,3]';
 ?column? 
----------
 t
(1 row)

SELECT '[1,2,3]'::minivec >= '[1,2]';
 ?column? 
----------
 t
(1 row)

SELECT '[1,2,3]'::minivec > '[1,2,3]';
 ?column? 
----------
 f
(1 row)

SELECT '[1,2,3]'::minivec > '[1,2]';
 ?column? 
----------
 t
(1 row)

SELECT minivec_cmp('[1,2,3]', '[1,2,3]');
 minivec_cmp 
-------------
           0
(1 row)

SELECT minivec_cmp('[1,2,3]', '[0,0,0]');
 minivec_cmp 
-------------
           1
(1 row)

SELECT minivec_cmp('[0,0,0]', '[1,2,3]');
 minivec_cmp 
-------------
          -1
(1 row)

SELECT minivec_cmp('[1,2]', '[1,2,3]');
 minivec_cmp 
-------------
          -1
(1 row)

SELECT minivec_cmp('[1,2,3]', '[1,2]');
 minivec_cmp 
-------------
           1
(1 row)

SELECT minivec_cmp('[1,2]', '[2,3,4]');
 minivec_cmp 
-------------
          -1
(1 row)

SELECT minivec_cmp('[2,3]', '[1,2,3]');
 minivec_cmp 
-------------
           1
(1 row)

SELECT vector_dims('[1,2,3]'::minivec);
 vector_dims 
-------------
           3
(1 row)

SELECT round(l2_norm('[1,1]'::minivec)::numeric, 5);
  round  
---------
 1.41421
(1 row)

SELECT l2_norm('[3,4]'::minivec);
 l2_norm 
---------
       5
(1 row)

SELECT l2_norm('[0,1]'::minivec);
 l2_norm 
---------
       1
(1 row)

SELECT l2_norm('[0,0]'::minivec);
 l2_norm 
---------
       0
(1 row)

SELECT l2_norm('[2]'::minivec);
 l2_norm 
---------
       2
(1 row)

SELECT l2_distance('[0,0]'::minivec, '[3,4]');
 l2_distance 
-------------
           5
(1 row)

SELECT l2_distance('[0,0]'::minivec, '[0,1]');
 l2_distance 
-------------
           1
(1 row)

SELECT l2_distance('[1,2]'::minivec, '[3]');
ERROR:  different minivec dimensions 2 and 1
SELECT l2_distance('[1,1,1,1,1,1,1,1,1]'::minivec, '[1,1,1,1,1,1,1,4,5]');
 l2_distance 
-------------
           5
(1 row)

SELECT '[0,0]'::minivec <-> '[3,4]';
 ?column? 
----------
        5
(1 row)

SELECT inner_product('[1,2]'::minivec, '[3,4]');
 inner_product 
---------------
            11
(1 row)

SELECT inner_product('[1,2]'::minivec, '[3]');
ERROR:  different minivec dimensions 2 and 1
SELECT inner_product('[448]'::minivec, '[448]');
 inner_product 
---------------
        200704
(1 row)

SELECT inner_product('[1,1,1,1,1,1,1,1,1]'::minivec, '[1,2,3,4,5,6,7,8,9]');
 inner_product 
---------------
            45
(1 row)

SELECT '[1,2]'::minivec <#> '[3,4]';
 ?column? 
----------
      -11
(1 row)

SELECT cosine_distance('[1,2]'::minivec, '[2,4]');
 cosine_distance 
-----------------
               0
(1 row)

SELECT cosine_distance('[1,2]'::minivec, '[0,0]');
 cosine_distance 
-----------------
             NaN
(1 row)

SELECT cosine_distance('[1,1]'::minivec, '[1,1]');
 cosine_distance 
-----------------
               0
(1 row)

SELECT cosine_distance('[1,0]'::minivec, '[0,2]');
 cosine_distance 
-----------------
               1
(1 row)

SELECT cosine_distance('[1,1]'::minivec, '[-1,-1]');
 cosine_distance 
-----------------
               2
(1 row)

SELECT cosine_distance('[1,2]'::minivec, '[3]');
ERROR:  different minivec dimensions 2 and 1
SELECT cosine_distance('[1,1]'::minivec, '[1.1,1.1]');
 cosine_distance 
-----------------
               0
(1 row)

SELECT cosine_distance('[1,1]'::minivec, '[-1.1,-1.1]');
 cosine_distance 
-----------------
               2
(1 row)

SELECT cosine_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[1,2,3,4,5,6,7,8,9]');
 cosine_distance 
-----------------
               0
(1 row)

SELECT cosine_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[-1,-2,-3,-4,-5,-6,-7,-8,-9]');
 cosine_distance 
-----------------
               2
(1 row)

SELECT '[1,2]'::minivec <=> '[2,4]';
 ?column? 
----------
        0
(1 row)

SELECT l1_distance('[0,0]'::minivec, '[3,4]');
 l1_distance 
-------------
           7
(1 row)

SELECT l1_distance('[0,0]'::minivec, '[0,1]');
 l1_distance 
-------------
           1
(1 row)

SELECT l1_distance('[1,2]'::minivec, '[3]');
ERROR:  different minivec dimensions 2 and 1
SELECT l1_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[1,2,3,4,5,6,7,8,9]');
 l1_distance 
-------------
           0
(1 row)

SELECT l1_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[0,3,2,5,4,7,6,9,8]');
 l1_distance 
-------------
           9
(1 row)

SELECT '[0,0]'::minivec <+> '[3,4]';
 ?column? 
----------
        7
(1 row)

SELECT l2_normalize('[3,4]'::minivec);
  l2_normalize  
----------------
 [0.625,0.8125]
(1 row)

SELECT l2_normalize('[3,0]'::minivec);
 l2_normalize 
--------------
 [1,0]
(1 row)

SELECT l2_normalize('[0,0.1]'::minivec);
 l2_normalize 
--------------
 [0,1]
(1 row)

SELECT l2_normalize('[0,0]'::minivec);
 l2_normalize 
--------------
 [0,0]
(1 row)

SELECT l2_normalize('[448]'::minivec);
 l2_normalize 
--------------
 [1]
(1 row)

SELECT binary_quantize('[1,0,-1]'::minivec);
 binary_quantize 
-----------------
 100
(1 row)

SELECT binary_quantize('[0,0.1,-0.2,-0.3,0.4,0.5,0.6,-0.7,0.8,-0.9,1]'::minivec);
 binary_quantize 
-----------------
 01001110101
(1 row)

SELECT subvector('[1,2,3,4,5]'::minivec, 1, 3);
 subvector 
-----------
 [1,2,3]
(1 row)

SELECT subvector('[1,2,3,4,5]'::minivec, 3, 2);
 subvector 
-----------
 [3,4]
(1 row)

SELECT subvector('[1,2,3,4,5]'::minivec, -1, 3);
 subvector 
-----------
 [1]
(1 row)

SELECT subvector('[1,2,3,4,5]'::minivec, 3, 9);
 subvector 
-----------
 [3,4,5]
(1 row)

SELECT subvector('[1,2,3,4,5]'::minivec, 1, 0);
ERROR:  minivec must have at least 1 dimension
SELECT subvector('[1,2,3,4,5]'::minivec, 3, -1);
ERROR:  minivec must have at least 1 dimension
SELECT subvector('[1,2,3,4,5]'::minivec, -1, 2);
ERROR:  minivec must have at least 1 dimension
SELECT subvector('[1,2,3,4,5]'::minivec, 2147483647, 10);
ERROR:  minivec must have at least 1 dimension
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 2147483647);
 subvector 
-----------
 [3,4,5]
(1 row)

SELECT subvector('[1,2,3,4,5]'::minivec, -2147483644, 2147483647);
 subvector 
-----------
 [1,2]
(1 row)