For matrix functions and vector functions, please refer to the ARX help file. The parameter usage is basically the same.
https://www.theswamp.org/index.php?topic=58887.0;54 matrix function
2.xdrx_matrix->local
3.xdrx_matrix_align
4.xdrx_matrix_aligncoordsys
5.xdrx_matrix_aligncoordsystem
6.xdrx_matrix_block2wcs
7.xdrx_matrix_dcs2ucs
8.xdrx_matrix_dcs2wcs
9.xdrx_matrix_det
10.xdrx_matrix_ecs2wcs
11.xdrx_matrix_getangleandaxis
12.xdrx_matrix_getcoordsystem
13.xdrx_matrix_getmirrorplane
14.xdrx_matrix_identity
15.xdrx_matrix_image2wcs
16.xdrx_matrix_inverse
17.xdrx_matrix_isequal
18.xdrx_matrix_ismirror
19.xdrx_matrix_isscaledortho
20.xdrx_matrix_issingular
21.xdrx_matrix_isuniscaledortho
22.xdrx_matrix_isunit
23.xdrx_matrix_ms2ps
24.xdrx_matrix_norm
25.xdrx_matrix_plane2wcs
26.xdrx_matrix_postmultby
27.xdrx_matrix_premultby
28.xdrx_matrix_product
29.xdrx_matrix_product1
30.xdrx_matrix_ps2ms
31.xdrx_matrix_rotate3d
32.xdrx_matrix_scalefactor
33.xdrx_matrix_setcoordsystem
34.xdrx_matrix_setmirror
35.xdrx_matrix_setprojection
36.xdrx_matrix_setrotation
37.xdrx_matrix_setscale
38.xdrx_matrix_settoplanetoworld
39.xdrx_matrix_settoworldtoplane
40.xdrx_matrix_settranslation
41.xdrx_matrix_transcoordsys
42.xdrx_matrix_transcoordsystem
43.xdrx_matrix_translation
44.xdrx_matrix_transpose
45.xdrx_matrix_ucs2dcs
46.xdrx_matrix_ucs2wcs
47.xdrx_matrix_ucsview
48.xdrx_matrix_wcs2block
49.xdrx_matrix_wcs2dcs
50.xdrx_matrix_wcs2plane
51.xdrx_matrix_wcs2ucs
;
1.xdrx_vector_angle
2.xdrx_vector_angleonplane
3.xdrx_vector_angleto
4.xdrx_vector_arbitraryaxis
5.xdrx_vector_crossproduct
6.xdrx_vector_divide
7.xdrx_vector_dotproduct
8.xdrx_vector_iscodirectional
9.xdrx_vector_iscodirectionalto
10.xdrx_vector_isequal
11.xdrx_vector_isequalto
12.xdrx_vector_isparallel
13.xdrx_vector_isparallelto
14.xdrx_vector_isperpendicular
15.xdrx_vector_isperpendicularto
16.xdrx_vector_isunitlength
17.xdrx_vector_iszerolength
18.xdrx_vector_largestelement
19.xdrx_vector_length
20.xdrx_vector_lengthsqrd
21.xdrx_vector_mirror
22.xdrx_vector_negate
23.xdrx_vector_normal
24.xdrx_vector_normalize
25.xdrx_vector_orthoproject
26.xdrx_vector_perpvector
27.xdrx_vector_product
28.xdrx_vector_project
29.xdrx_vector_rotate
30.xdrx_vector_rotateto
31.xdrx_vector_settoproduct
32.xdrx_vector_settosum
33.xdrx_vector_sum
34.xdrx_vector_transform
35.xdrx_vector_transformby
;math function
1.xdrx_math_abs
2.xdrx_math_acos
3.xdrx_math_acosh
4.xdrx_math_anglebetween
5.xdrx_math_asin
6.xdrx_math_asinh
7.xdrx_math_atan
8.xdrx_math_atan2
9.xdrx_math_atanh
10.xdrx_math_cbrt
.11xdrx_math_ceil
12.xdrx_math_chgsign
13.xdrx_math_clamp
14.xdrx_math_copysign
15.xdrx_math_cos
16.xdrx_math_cosh
17.xdrx_math_crossproduct
18.xdrx_math_cullnumbers
19.xdrx_math_degtodms
20.xdrx_math_degtor
21.xdrx_math_difference
22.xdrx_math_div
23.xdrx_math_dmstodeg
24.xdrx_math_dmstor
25.xdrx_math_dotproduct
26.xdrx_math_double->hex
27.xdrx_math_dtr
28.xdrx_math_e
29.xdrx_math_equal
30.xdrx_math_exp
31.xdrx_math_fact
32.xdrx_math_floor
33.xdrx_math_fmod
34.xdrx_math_frexp
35.xdrx_math_gcd
36.xdrx_math_hex->double
37.xdrx_math_hexstr2double
38.xdrx_math_hypot
39.xdrx_math_interp
40.xdrx_math_isprime
41.xdrx_math_lcm
42.xdrx_math_ldexp
43.xdrx_math_length
44.xdrx_math_log
45.xdrx_math_log10
46.xdrx_math_log2
47.xdrx_math_long_divide
48.xdrx_math_max
49.xdrx_math_mean
50.xdrx_math_median
51.xdrx_math_min
52.xdrx_math_mode
53.xdrx_math_modf
54.xdrx_math_moment
55.xdrx_math_movebit
56.xdrx_math_negate
57.xdrx_math_normalize
58.xdrx_math_orthogonalp
59.xdrx_math_orthonormalp
60.xdrx_math_parallelp
61.xdrx_math_parameterize
62.xdrx_math_permute
63.xdrx_math_perpendicularp
64.xdrx_math_perpendicularto
65.xdrx_math_phi
66.xdrx_math_pi
67.xdrx_math_pow
68.xdrx_math_product
69.xdrx_math_quadratic
70.xdrx_math_quotient
71.xdrx_math_rand
72.xdrx_math_rand1
73.xdrx_math_random
74.xdrx_math_range
75.xdrx_math_rgauss
76.xdrx_math_righthandp
77.xdrx_math_round
78.xdrx_math_roundto
79.xdrx_math_rtd
80.xdrx_math_rtodeg
81.xdrx_math_rtodms
82.xdrx_math_scale
83.xdrx_math_sign
84.xdrx_math_sin
85.xdrx_math_sinh
86.xdrx_math_sortnumbers
87.xdrx_math_sqrt
88.xdrx_math_sum
89.xdrx_math_tan
90.xdrx_math_tanh
91.xdrx_math_tinyp
92.xdrx_math_tripleproduct
93.xdrx_math_trunc
94.xdrx_math_unitize
95.xdrx_math_unitp
96.xdrx_math_vector
97.xdrx_math_wedgeproduct
98.xdrx_math_zerop
;AcGe Function
1.xdge::constructor
2.xdge::copy
3.xdge::entity:2d->3d
4.xdge::entity:3d->2d
5.xdge::entity:make
6.xdge::entity:mirror
7.xdge::entity:rotateby
8.xdge::entity:scaleby
9.xdge::entity:transformby
10.xdge::entity:translateby
11.xdge::free
12.xdge::getpropertyvalue
14.xdge::isequalto
15.xdge::isgeentity
16.xdge::iskindof
17.xdge::method
18.xdge::mirror
19.xdge::numentities
20.xdge::setpropertyvalue
;Geom Function
1.xdrx_geom_3p2arc
2.xdrx_geom_arc2poly
3.xdrx_geom_arcdiv
4.xdrx_geom_bpoly
5.xdrx_geom_bulge
6.xdrx_geom_clipboundary
7.xdrx_geom_getcirdivnum
8.xdrx_geom_iscodirectional
9.xdrx_geom_isinsidecurve
10.xdrx_geom_isparallel
11.xdrx_geom_isparallel-p
12.xdrx_geom_isperp
13.xdrx_geom_isperp-p
14.xdrx_geom_makeparabola
15.xdrx_geom_pixel_unit
16.xdrx_geom_poly2arc
17.xdrx_geom_relation
18.xdrx_geom_searchoutline
19.xdrx_geom_searchoutline1
20.xdrx_geom_searchregions
21.xdrx_geom_searchregions1
22.xdrx_geom_searchregions2
23.xdrx_geom_topology_relation
24.xdrx_geom_traceboundary
25.xdrx_geom_xtrim
26.xdrx_planarent_getcoordsystem
27.xdrx_planarent_intersect
28.xdrx_planarent_iscoplanar
29.xdrx_planarent_isparallel
30.xdrx_planarent_isperpendicular
; point and points function
1.xdrx_point_convert2d
2.xdrx_point_dist2line
3.xdrx_point_getrelationatclosedcurve
4.xdrx_point_isinside
5.xdrx_point_isinside1
6.xdrx_point_ison
7.xdrx_point_ison1
8.xdrx_point_make
9.xdrx_point_orthoproject
10.xdrx_point_project
11.xdrx_point_transform
12.xdrx_pointmonitor
13.xdrx_points->circle
14.xdrx_points->ellipse
15.xdrx_points->filterbox
16.xdrx_points->fitcircle
17.xdrx_points->fitellipse
18.xdrx_points->fitline
19.xdrx_points->line
20.xdrx_points->offsetbox
21.xdrx_points_area
22.xdrx_points_boundingboxintersect
23.xdrx_points_boundingboxintersectwith
24.xdrx_points_box
25.xdrx_points_centroid
26.xdrx_points_chull
27.xdrx_points_closestatdist
28.xdrx_points_closestpair
29.xdrx_points_closestpairs
30.xdrx_points_compress
31.xdrx_points_connect
32.xdrx_points_dcs2ucs
33.xdrx_points_dcs2wcs
34.xdrx_points_delaunay
35.xdrx_points_ecs2ucs
36.xdrx_points_ecs2wcs
37.xdrx_points_ghull
38.xdrx_points_ghull1
39.xdrx_points_hullwidth
40.xdrx_points_iscolinear
41.xdrx_points_isinside
42.xdrx_points_isselfintersect
43.xdrx_points_matrix
44.xdrx_points_maxareabox
45.xdrx_points_maxdiameter
46.xdrx_points_maxperimeterbox
47.xdrx_points_mhull
48.xdrx_points_minareabox
49.xdrx_points_mincircle
50.xdrx_points_minmaxpoint
51.xdrx_points_minperimeterbox
52.xdrx_points_mirror
53.xdrx_points_move
54.xdrx_points_nearpt
55.xdrx_points_normal
56.xdrx_points_offset
57.xdrx_points_orthoproject
58.xdrx_points_project
59.xdrx_points_projection
60.xdrx_points_qhull
61.xdrx_points_rotate
62.xdrx_points_scale
63.xdrx_points_selfintersects
64.xdrx_points_sortoncurve
65.xdrx_points_transform
66.xdrx_points_transformby
67.xdrx_points_ucs2dcs
68.xdrx_points_ucs2ecs
69.xdrx_points_ucs2wcs
70.xdrx_points_union
71.xdrx_points_union1
72.xdrx_points_wcs2dcs
73.xdrx_points_wcs2ecs
74.xdrx_points_wcs2ucs
75.xdrx_points_x_order
76.xdrx_points_y_order
77.xdrx_pointsbox
78.xdrx_pointsmirror
79.xdrx_pointsmove
80.xdrx_pointsoffset
81.xdrx_pointsrotate
82.xdrx_pointsscale