Changes commited to PARI GIT during the last two weeks

compute elleisnum(ell, 2) from ell.eta and ell.omega

5	2	src/basemath/elltrans.c

typo

1	1	CHANGES

Zn_quad_roots: spurious initialization

1	1	src/basemath/quad.c

ZX_mulu(,2) -> ZX_shifti

2	2	src/basemath/hyperell.c

whitespace edit

2	2	src/basemath/hyperell.c

hyperell.c: simplify usage of ZX_affine / ZX_unscale

33	35	src/basemath/hyperell.c

ZX_z_unscale: also optimize for h = power of 2

3	2	src/basemath/RgX.c

ZX_unscale: document h != 0

2	2	doc/usersch5.tex

TA2 cleanups

2	2	src/basemath/mftrace.c

cleanup cxE4E6: remove cxE4E6_init

5	23	src/basemath/elltrans.c

remove ellweierstrass

1	2	CHANGES
0	22	src/basemath/elltrans.c
0	10	src/functions/transcendental/ellweierstrass
0	1	src/headers/paridecl.h
1	20	src/test/32/theta
0	7	src/test/in/theta

rewrite TA2 to avoid denominators

71	60	src/basemath/mftrace.c

rewrite Qdivis in terms of Qdiviu

+ optimize for the frequent case of 1-word numerator

24	25	src/basemath/gen1.c

rename mfrhopowsimp -> mfrhopow + document and cleanup

32	25	src/basemath/mftrace.c

minor simplification TA2

  limt = usqrt(n4); if (limt*limt == n4) limt--;

-> limt = usqrt(n4 - 1)

1	3	src/basemath/mftrace.c

ellweierstrass(e = ellinit()): insert e.omega, not e

1	1	src/basemath/elltrans.c

test-ell: simplify elleisnum test

no need to divide elleisnum() by 12 or -216

9	9	src/test/32/ell
1	1	src/test/in/ell

add comment

3	3	src/basemath/elltrans.c

update bench

3	3	src/test/32/ellnf

elleisnum: add example

9	7	src/functions/elliptic_curves/elleisnum

14- elleisnum(elliptic curve, k): return exact result

1	0	CHANGES
39	12	src/basemath/elltrans.c
31	14	src/functions/elliptic_curves/elleisnum
40	8	src/test/32/ell
10	1	src/test/in/ell

rewrite modular corrections to take advantage of exact [w1,w2]

improves stability

36	30	src/basemath/elltrans.c
12	12	src/test/32/ell
1	1	src/test/in/ell

47- allow elleisnum(w, [k1, ..., kn])

1	0	CHANGES
88	29	src/basemath/elltrans.c
7	2	src/functions/elliptic_curves/elleisnum
1	0	src/headers/paridecl.h
4	1	src/test/32/ell
4	0	src/test/in/ell