x_{1} is a/the leg [body-part] of x_{2}; [metaphor: supporting branch].

See also stani, zbepi, jamfu, jimca, sanli.

- orsi in sense "n-tuple, where n is non-negative integer or (countable) infinity"
- x
_{1}is an ordered tuple/sequence of x_{2}(li) members, namely x_{3}, x_{4}, x_{5}...

- nomei
- x
_{1}is a 0-some / empty mass / 0-tuple, with members x_{2}(must be the empty set). - taknyklojyzilpra
- x
_{1}is the transitive closure (directed graph/set of ordered 2-tuples/space) derived/produced/induced from relation space x_{2}. - grafu
- x
_{1}is the graph on vertices/nodes x_{2}(set) and edges x_{3}(set of ordered or unordered 2-tuples of vertices in x_{2}) and with additional properties x_{4}. - bai'i
- mekso string operator (ternary): find-and-replace; in string/text/word/sequence X1 formally replace X2 (ordered tuple of terms to be replaced) with X3 (ordered tuple of terms to be respectively substituted)
- ce'ei'oi
- BIhI argument modifier: indicates dimensionality/length of tuple
- ci'au'i
- mensonge at-most-3-ary operator: integer lattice ball; the set of all points belonging to the intersection of Z
^{n}with the closure of the ball that is centered on X_{1}and has radius X_{2}in metric X_{3}, where Z is the set of all integers and where, for any set A and non-negative integer n, A^{n}is the set of all n-tuples such that each coordinate/entry/term belongs to A - ci'o'au
- mekso operator (binary): projection function; the Bth term/entry ("element") of tuple A
- du'a'e
- mekso n-ary ordered operator: structure creator/ordered tuple, 'endow'; the structure formed by underlying set X
_{1}(as) endowed with element, order, quoted operator, etc. X_{2}, X_{3}, ... - du'a'o
- mekso binary operator: extract substructure/underlying set/endowing operator; the substructure (general sense; includes just operator, order, set, etc.) of X
_{1}(structure; explicitly given by {du'a'e}) which is formed by collecting the ith entries of that {du'a'e}-tuple in order together into their own {du'a'e}-tuple (or by extracting them naked into the ambient environment if X_{2}is a singleton) for all i in set X_{2} - fa'ai'ai
- mekso k-ary operator, for natural k and 1 < k < 5: ordered input (f, g, S, m) where f and g are functions, S is a set of positive integers or "ro" (="all"), and m is 0 or 1 (as a toggle); output is a function equivalent to the function f as applied to an input ordered tuple with g applied to the entries/terms with indices in S (or to all entries/terms if S="ro") if m=0, or g left-composed with the same if m=1.
- fa'ei
- Unary mekso operator: reverse finite ordered sequence, tuple, list, string, etc.
- pi'au'e
- mekso ternary operator: extract digit from number; X
_{2}nd macrodigit/term of number/tuple X_{1}when X_{1}is expressed in base/basis X_{3}. - vau'e'oi
- interval bracket ordered tuple introducer
- vau'o'oi
- interval bracket ordered tuple terminator
- faumji
- x
_{1}is the result of evaluating mathematical object x_{2}at point/with input value x_{3}(ordered tuple) - grafetu
- x
_{1}is the graph on vertices/nodes x_{2}(set) and edges x_{3}(set of ordered or unordered tuples of vertices in x_{2}) and with additional properties x_{4}. - grafnseljimca
- x
_{1}is a tree graph on nodes x_{2}(set of points), with edges x_{3}(set of ordered or unordered 2-tuples), with additional properties x_{4}. - vinzoru
- x
_{1}(set of tuples) is the x_{4}-Winsorized data formed from data set x_{2}(set of tuples), Winsorizing with respect to variable x_{3}.

- jamfu
- x
_{1}is a/the foot [body-part] of x_{2}; [metaphor: lowest portion] (adjective:) x_{1}is pedal. - jimca
- x
_{1}is a branch/bough/limb of x_{2}; x_{2}forks into branches x_{1}; [preferred over metaphorical birka]. - sanli
- x
_{1}stands [is vertically oriented] on surface x_{2}supported by limbs/support/pedestal x_{3}. - stani
- x
_{1}is a/the stalk/stem/trunk [body-part] of plant/species x_{2}; [metaphor: main support]. - zbepi
- x
_{1}is a pedestal/base/stand/pallet supporting x_{2}(object/event), of materials/properties x_{3}. - mei
- convert number to cardinality selbri; x
_{1}is a mass formed from a set x_{2}of n members, one or more of which is/are x_{3}, measured relative to the set x_{4}. - cibyseltu'e
- t
_{2}is three-legged with legs t_{1}. - galtupcra
- c
_{1}=g_{1}is the lap of t_{2}. - ki'irgrafu
- x
_{1}is a relation space formed from elements/nodes in set x_{2}and relationship x_{3}which connects them. - relseltu'e
- t
_{2}is two-legged with legs t_{1}. - terbri
- x
_{1}(sequence of sumti) is the sequence of arguments that, joined by relation x_{2}(ka), form predicate x_{3}(du'u) - terdzu
- x
_{3}=c_{1}walks/strides/paces on surface x_{2}=c_{2}using limbs x_{1}=c_{3}. - tsetupyzbe
- t
_{1}=zb_{1}is a lap [body part] of t_{2}=zu_{1}supporting zb_{2}. - vonseltu'e
- t
_{2}is four-legged with legs t_{1}. - zaglamtu'e
- t
_{1}is the thigh of t_{2}=z_{2}. - tubra
- x
_{1}is a limb/appendage/extremity of body/entity x_{2}used for purpose x_{3} - fa'ai
- mathematical ordered n-ary operator: (pointwise) functional left composition; X
_{1 \circ X}. - fa'au
- mathematical unary operator: map notation
- fau'e
- iterated function left-composition with self: f∘f∘...∘f, n times.
- fi'au
- mekso operator: continued fraction, Kettenbruch notation; for ordered input (X
_{1, X}, where: X_{1}is an ordered pair of functions and X_{2}is a free or dummy variable/input/index which ranges through set X_{3}in order(ing) X_{4}, the result is K_{(X}for Kettenbruch notation K. - jau'au
- unary mathematical operator: length/number of components/terms of/in object/array/formal string/sequence/word/text in some alphabet/base/basis which includes each digit; number of digits/components/entries
- ka'o'ai
- imaginary i (non-comma)
- kau'u
- Predicate to variable-binding quantifier. The first slot of the predicate must be a property.
- kei'ai
- mekso style converter: elementwise application of operator
- moi'u
- x
_{1}is (n)th member of alphabet/set x_{2}ordered by rule x_{3}, where the count begins at x_{4}. - re'ai'e
- free conversion
- se'ai'e
- (n, 1, 2, \dots, n-2, n - 1)st conversion
- se'au'e
- (2, 3, \dots, n-1, n, 1)st conversion.
- se'u'o
- selbri conversion question
- to'ei'au
- binary mathematical operator: Jordan totient function J
_{a(b)} - klojere
- x
_{1}(set/space) is closed under operator/relation x_{2}; x_{2}has closure in x_{1}. - tentaku
- x
_{1}is a tentacle