def lattice_search_isometric(res, info, query): """ We check for isometric lattices if the user enters a valid gram matrix but not one stored in the database This may become slow in the future: at the moment we compare against a list of stored matrices with same dimension and determinant (just compare with respect to dimension is slow) """ if info['number'] == 0 and info.get('gram'): A = query['gram'] n = len(A[0]) d = matrix(A).determinant() for gram in db.lat_lattices.search({'dim': n, 'det': int(d)}, 'gram'): if isom(A, gram): query['gram'] = gram proj = lattice_search_projection count = parse_count(info) start = parse_start(info) res = db.lat_lattices.search(query, proj, limit=count, offset=start, info=info) break for v in res: v['min'] = v.pop('minimum') return res
def lattice_search_isometric(res, info, query): """ We check for isometric lattices if the user enters a valid gram matrix but not one stored in the database This may become slow in the future: at the moment we compare against a list of stored matrices with same dimension and determinant (just compare with respect to dimension is slow) """ if info['number'] == 0 and info.get('gram'): A = query['gram'] n = len(A[0]) d = matrix(A).determinant() for gram in db.lat_lattices.search({'dim': n, 'det': int(d)}, 'gram'): if isom(A, gram): query['gram'] = gram proj = lattice_search_projection count = parse_count(info) start = parse_start(info) res = db.lat_lattices.search(query, proj, limit=count, offset=start, info=info) break for v in res: v['min'] = v.pop('minimum') return res
def bmf_field_dim_table(**args): argsdict = to_dict(args) argsdict.update(to_dict(request.args)) gl_or_sl = argsdict['gl_or_sl'] field_label=argsdict['field_label'] field_label = nf_string_to_label(field_label) start = parse_start(argsdict) info={} info['gl_or_sl'] = gl_or_sl # level_flag controls whether to list all levels ('all'), only # those with positive cuspidal dimension ('cusp'), or only those # with positive new dimension ('new'). Default is 'cusp'. level_flag = argsdict.get('level_flag', 'cusp') info['level_flag'] = level_flag count = parse_count(argsdict, 50) pretty_field_label = field_pretty(field_label) bread = [('Bianchi Modular Forms', url_for(".index")), ( pretty_field_label, ' ')] properties = [] query = {} query['field_label'] = field_label if gl_or_sl=='gl2_dims': info['group'] = 'GL(2)' info['bgroup'] = '\GL(2,\mathcal{O}_K)' else: info['group'] = 'SL(2)' info['bgroup'] = '\SL(2,\mathcal{O}_K)' if level_flag == 'all': query[gl_or_sl] = {'$exists': True} else: # Only get records where the cuspdial/new dimension is positive for some weight totaldim = gl_or_sl.replace('dims', level_flag) + '_totaldim' query[totaldim] = {'$gt': 0} t = ' '.join(['Dimensions of Spaces of {} Bianchi Modular Forms over'.format(info['group']), pretty_field_label]) data = list(db.bmf_dims.search(query, limit=count, offset=start, info=info)) nres = info['number'] if not info['exact_count']: info['number'] = nres = db.bmf_dims.count(query) info['exact_count'] = True if nres > count or start != 0: info['report'] = 'Displaying items %s-%s of %s levels,' % (start + 1, min(nres, start + count), nres) else: info['report'] = 'Displaying all %s levels,' % nres info['field'] = field_label info['field_pretty'] = pretty_field_label nf = WebNumberField(field_label) info['base_galois_group'] = nf.galois_string() info['field_degree'] = nf.degree() info['field_disc'] = str(nf.disc()) info['field_poly'] = teXify_pol(str(nf.poly())) weights = set() for dat in data: weights = weights.union(set(dat[gl_or_sl].keys())) weights = list([int(w) for w in weights]) weights.sort() info['weights'] = weights info['nweights'] = len(weights) data.sort(key = lambda x: [int(y) for y in x['level_label'].split(".")]) dims = {} for dat in data: dims[dat['level_label']] = d = {} for w in weights: sw = str(w) if sw in dat[gl_or_sl]: d[w] = {'d': dat[gl_or_sl][sw]['cuspidal_dim'], 'n': dat[gl_or_sl][sw]['new_dim']} else: d[w] = {'d': '?', 'n': '?'} info['nlevels'] = len(data) dimtable = [{'level_label': dat['level_label'], 'level_norm': dat['level_norm'], 'level_space': url_for(".render_bmf_space_webpage", field_label=field_label, level_label=dat['level_label']) if gl_or_sl=='gl2_dims' else "", 'dims': dims[dat['level_label']]} for dat in data] info['dimtable'] = dimtable return render_template("bmf-field_dim_table.html", info=info, title=t, properties=properties, bread=bread)
def search(info): """ query processing for Sato-Tate groups -- returns rendered results page """ if 'jump' in info: return redirect(url_for('.by_label', label=info['jump']), 301) if 'label' in info: return redirect(url_for('.by_label', label=info['label']), 301) search_type = info.get("search_type", info.get("hst", "List")) template_kwds = { 'bread': [('Sato-Tate Groups', url_for('.index')), ('Search Results', '.')], 'credit': credit_string, 'learnmore': learnmore_list() } title = 'Sato-Tate Group Search Results' err_title = 'Sato-Tate Groups Search Input Error' count = parse_count(info, 50) start = parse_start(info) # if user clicked refine search always restart at 0 if 'refine' in info: start = 0 ratonly = (info.get('include_irrational', 'no').strip().lower() == 'no') if search_type == "Random" and not ratonly: info['err'] = err = 'Cannot select random irrational Sato-Tate group' flash_error(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) query = {'rational': True} if ratonly else {} try: parse_ints(info, query, 'weight', 'weight') if 'weight' in query: weight_list = parse_ints_to_list_flash(info.get('weight'), 'weight') parse_ints(info, query, 'degree', 'degree') if 'degree' in query: degree_list = parse_ints_to_list_flash(info.get('degree'), 'degree') if info.get('identity_component'): query['identity_component'] = info['identity_component'] parse_ints(info, query, 'components', 'components') if 'components' in query: components_list = parse_ints_to_list_flash(info.get('components'), 'components') parse_rational(info, query, 'trace_zero_density', 'trace zero density') except ValueError as err: info['err'] = str(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) # Check mu(n) groups first (these are not stored in the database) results = [] if ((not 'weight' in query or 0 in weight_list) and (not 'degree' in query or 1 in degree_list) and (not 'identity_component' in query or query['identity_component'] == 'SO(1)') and (not 'trace_zero_density' in query or query['trace_zero_density'] == '0')): if not 'components' in query: components_list = range(1, 3 if ratonly else start + count + 1) elif ratonly: components_list = [n for n in range(1, 3) if n in components_list] nres = len( components_list) if 'components' in query or ratonly else INFINITY if search_type == "Random" and nres > 0: # Need to return mu(1) and mu(2) sometimes otherlen = db.gps_sato_tate.count(query) r = ZZ.random_element(nres + otherlen) if r < nres: return redirect( url_for(".by_label", label="0.1.%d" % components_list[r]), 307) for n in itertools.islice(components_list, start, start + count): results.append(mu_info(n)) else: nres = 0 if 'result_count' in info: nres += db.gps_sato_tate.count(query) return jsonify({"nres": str(nres)}) if search_type == "Random": label = db.gps_sato_tate.random(query, "label") if label is not None: return redirect(url_for(".by_label", label=label), 307) # Now lookup other (rational) ST groups in database if nres != INFINITY: start2 = start - nres if start > nres else 0 proj = [ 'label', 'weight', 'degree', 'real_dimension', 'identity_component', 'name', 'pretty', 'components', 'component_group', 'trace_zero_density', 'moments' ] try: res = db.gps_sato_tate.search(query, proj, limit=max(count - len(results), 0), offset=start2, info=info) except QueryCanceledError as err: ctx = ctx_proc_userdata() flash_error( 'The search query took longer than expected! Please help us improve by reporting this error <a href="%s" target=_blank>here</a>.' % ctx['feedbackpage']) info['err'] = str(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) info['number'] += nres if start < info['number'] and len(results) < count: for v in res: v['identity_component'] = st0_pretty(v['identity_component']) v['component_group'] = sg_pretty(v['component_group']) v['trace_moments'] = trace_moments(v['moments']) results.append(v) else: info['number'] = 'infinity' info['start'] = start info['count'] = count info['st0_list'] = st0_list info['st0_dict'] = st0_dict info['results'] = results info['stgroup_url'] = lambda dbc: url_for('.by_label', label=dbc['label']) return render_template('st_results.html', info=info, title=title, **template_kwds)
def bmf_field_dim_table(**args): argsdict = to_dict(args) argsdict.update(to_dict(request.args)) gl_or_sl = argsdict['gl_or_sl'] field_label=argsdict['field_label'] field_label = nf_string_to_label(field_label) start = parse_start(argsdict) info={} info['gl_or_sl'] = gl_or_sl # level_flag controls whether to list all levels ('all'), only # those with positive cuspidal dimension ('cusp'), or only those # with positive new dimension ('new'). Default is 'cusp'. level_flag = argsdict.get('level_flag', 'cusp') info['level_flag'] = level_flag count = parse_count(argsdict, 50) pretty_field_label = field_pretty(field_label) bread = [('Bianchi Modular Forms', url_for(".index")), ( pretty_field_label, ' ')] properties = [] if gl_or_sl=='gl2_dims': info['group'] = 'GL(2)' info['bgroup'] = '\GL(2,\mathcal{O}_K)' else: info['group'] = 'SL(2)' info['bgroup'] = '\SL(2,\mathcal{O}_K)' t = ' '.join(['Dimensions of Spaces of {} Bianchi Modular Forms over'.format(info['group']), pretty_field_label]) query = {} query['field_label'] = field_label query[gl_or_sl] = {'$exists': True} data = db.bmf_dims.search(query, limit=count, offset=start, info=info) nres = info['number'] if nres > count or start != 0: info['report'] = 'Displaying items %s-%s of %s levels,' % (start + 1, min(nres, start + count), nres) else: info['report'] = 'Displaying all %s levels,' % nres # convert data to a list and eliminate levels where all # new/cuspidal dimensions are 0. (This could be done at the # search stage, but that requires adding new fields to each # record.) def filter(dat, flag): dat1 = dat[gl_or_sl] return any([int(dat1[w][flag])>0 for w in dat1]) flag = 'cuspidal_dim' if level_flag=='cusp' else 'new_dim' data = [dat for dat in data if level_flag == 'all' or filter(dat, flag)] info['field'] = field_label info['field_pretty'] = pretty_field_label nf = WebNumberField(field_label) info['base_galois_group'] = nf.galois_string() info['field_degree'] = nf.degree() info['field_disc'] = str(nf.disc()) info['field_poly'] = teXify_pol(str(nf.poly())) weights = set() for dat in data: weights = weights.union(set(dat[gl_or_sl].keys())) weights = list([int(w) for w in weights]) weights.sort() info['weights'] = weights info['nweights'] = len(weights) data.sort(key = lambda x: [int(y) for y in x['level_label'].split(".")]) dims = {} for dat in data: dims[dat['level_label']] = d = {} for w in weights: sw = str(w) if sw in dat[gl_or_sl]: d[w] = {'d': dat[gl_or_sl][sw]['cuspidal_dim'], 'n': dat[gl_or_sl][sw]['new_dim']} else: d[w] = {'d': '?', 'n': '?'} info['nlevels'] = len(data) dimtable = [{'level_label': dat['level_label'], 'level_norm': dat['level_norm'], 'level_space': url_for(".render_bmf_space_webpage", field_label=field_label, level_label=dat['level_label']) if gl_or_sl=='gl2_dims' else "", 'dims': dims[dat['level_label']]} for dat in data] info['dimtable'] = dimtable return render_template("bmf-field_dim_table.html", info=info, title=t, properties=properties, bread=bread)
def search(**args): """ query processing for Sato-Tate groups -- returns rendered results page """ info = to_dict(args) if 'jump' in info: return redirect(url_for('.by_label', label=info['jump']), 301) if 'label' in info: return redirect(url_for('.by_label', label=info['label']), 301) template_kwds = {'bread':[('Sato-Tate Groups', url_for('.index')),('Search Results', '.')], 'credit':credit_string, 'learnmore':learnmore_list()} title = 'Sato-Tate Group Search Results' err_title = 'Sato-Tate Groups Search Input Error' count = parse_count(info, 25) start = parse_start(info) # if user clicked refine search always restart at 0 if 'refine' in info: start = 0 ratonly = True if info.get('rational_only','no').strip().lower() == 'yes' else False query = {'rational':True} if ratonly else {} try: parse_ints(info,query,'weight','weight') if 'weight' in query: weight_list = parse_ints_to_list_flash(info.get('weight'),'weight') parse_ints(info,query,'degree','degree') if 'degree' in query: degree_list = parse_ints_to_list_flash(info.get('degree'),'degree') if info.get('identity_component'): query['identity_component'] = info['identity_component'] parse_ints(info,query,'components','components') if 'components' in query: components_list = parse_ints_to_list_flash(info.get('components'), 'components') parse_rational(info,query,'trace_zero_density','trace zero density') except ValueError as err: info['err'] = str(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) # Check mu(n) groups first (these are not stored in the database) results = [] if (not 'weight' in query or 0 in weight_list) and \ (not 'degree' in query or 1 in degree_list) and \ (not 'identity_component' in query or query['identity_component'] == 'SO(1)') and \ (not 'trace_zero_density' in query or query['trace_zero_density'] == '0'): if not 'components' in query: components_list = xrange(1,3 if ratonly else start+count+1) elif ratonly: components_list = [n for n in range(1,3) if n in components_list] nres = len(components_list) if 'components' in query or ratonly else INFINITY for n in itertools.islice(components_list,start,start+count): results.append(mu_info(n)) else: nres = 0 if 'result_count' in info: nres += db.gps_sato_tate.count(query) return jsonify({"nres":str(nres)}) # Now lookup other (rational) ST groups in database if nres != INFINITY: start2 = start - nres if start > nres else 0 proj = ['label','weight','degree','real_dimension','identity_component','name','pretty','components','component_group','trace_zero_density','moments'] try: res = db.gps_sato_tate.search(query, proj, limit=max(count - len(results), 0), offset=start2, info=info) except QueryCanceledError as err: ctx = ctx_proc_userdata() flash_error('The search query took longer than expected! Please help us improve by reporting this error <a href="%s" target=_blank>here</a>.' % ctx['feedbackpage']) info['err'] = str(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) info['number'] += nres if start < info['number'] and len(results) < count: for v in res: v['identity_component'] = st0_pretty(v['identity_component']) v['component_group'] = sg_pretty(v['component_group']) v['trace_moments'] = trace_moments(v['moments']) results.append(v) else: info['number'] = 'infinity' info['start'] = start info['count'] = count info['st0_list'] = st0_list info['st0_dict'] = st0_dict info['results'] = results info['stgroup_url'] = lambda dbc: url_for('.by_label', label=dbc['label']) return render_template('st_results.html', info=info, title=title, **template_kwds)
def search(info): """ query processing for Sato-Tate groups -- returns rendered results page """ if 'jump' in info: return redirect(url_for('.by_label', label=info['jump']), 301) if 'label' in info: return redirect(url_for('.by_label', label=info['label']), 301) search_type = info.get("search_type", info.get("hst", "List")) template_kwds = { 'bread': get_bread("Search results"), 'credit': credit_string, 'learnmore': learnmore_list() } title = 'Sato-Tate group search results' err_title = 'Sato-Tate group search input error' count = parse_count(info, 50) start = parse_start(info) # if user clicked refine search always restart at 0 if 'refine' in info: start = 0 ratonly = (info.get('include_irrational', 'no').strip().lower() == 'no') if search_type == "Random" and not ratonly: info['err'] = err = 'Cannot select random irrational Sato-Tate group' flash_error(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) query = {'rational': True} if ratonly else {} try: parse_ints(info, query, 'weight', 'weight') if 'weight' in query: weight_list = parse_ints_to_list_flash(info.get('weight'), 'weight') parse_ints(info, query, 'degree', 'degree') if 'degree' in query: degree_list = parse_ints_to_list_flash(info.get('degree'), 'degree') if info.get('identity_component'): query['identity_component'] = info['identity_component'] parse_ints(info, query, 'components', 'components') def refine_components(current, condition): if current is None: return condition return [x for x in condition if x in current] # The following are used to constraint which mu(n) will show up in search results components_list = None ommitted = set() if 'components' in query: components_list = parse_ints_to_list_flash(info.get('components'), 'components') parse_component_group(info, query) gps = query.get("component_group") if gps: if isinstance(gps, dict): gps = gps["$in"] else: gps = [gps] if not ratonly: cyclic_labels = set( db.gps_small.search({"cyclic": True}, "label")) irrat = [] for code in gps: if code in cyclics: irrat.append(cyclics[code]) elif re.match(cyclicre, code): irrat.append(int(code[1:])) elif not ratonly and code in cyclic_labels: irrat.append(int(code.split(".")[0])) components_list = refine_components(components_list, irrat) parse_rational(info, query, 'trace_zero_density', 'trace zero density') parse_ints(info, query, 'second_trace_moment') parse_ints(info, query, 'fourth_trace_moment') for name, ones in [('second_trace_moment', [1, 2]), ('fourth_trace_moment', [1, 2, 4])]: if name in query: # E(x^2) for mu(1) and mu(2) are 1; others are 0 # E(x^4) for mu(1), mu(2) and mu(4) are 1; others are 0 E = parse_ints_to_list_flash(info.get(name), name.replace("_", " ")) if 0 not in E: components_list = refine_components(components_list, ones) if 1 not in E: ommitted.update(ones) parse_ints(info, query, 'first_a2_moment') parse_bool(info, query, 'maximal') if "first_a2_moment" in query or query.get("maximal"): # mu(n) do not have a2 moments and none are maximal components_list = [] except ValueError as err: info['err'] = str(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) # Check mu(n) groups first (these are not stored in the database) results = [] if ((not 'weight' in query or 0 in weight_list) and (not 'degree' in query or 1 in degree_list) and (not 'identity_component' in query or query['identity_component'] == 'SO(1)') and (not 'trace_zero_density' in query or query['trace_zero_density'] == '0')): nres = None if components_list is None: components_list = range( 1, 3 if ratonly else (start + count + 1 + len(ommitted))) nres = None if ratonly else INFINITY elif ratonly: components_list = [n for n in range(1, 3) if n in components_list] components_list = [n for n in components_list if n not in ommitted] if nres is None: nres = len(components_list) if search_type == "Random" and nres > 0: # Need to return mu(1), mu(2) or mu(4) sometimes otherlen = db.gps_sato_tate.count(query) r = ZZ.random_element(nres + otherlen) if r < nres: return redirect( url_for(".by_label", label="0.1.%d" % components_list[r]), 307) for n in itertools.islice(components_list, start, start + count): results.append(mu_info(n)) else: nres = 0 if 'result_count' in info: nres += db.gps_sato_tate.count(query) return jsonify({"nres": str(nres)}) if search_type == "Random": label = db.gps_sato_tate.random(query, "label") if label is not None: return redirect(url_for(".by_label", label=label), 307) # Now lookup other (rational) ST groups in database if nres != INFINITY: start2 = start - nres if start > nres else 0 proj = [ 'label', 'weight', 'degree', 'real_dimension', 'identity_component', 'name', 'pretty', 'components', 'component_group', 'trace_zero_density', 'moments' ] try: res = db.gps_sato_tate.search(query, proj, limit=max(count - len(results), 0), offset=start2, info=info) except QueryCanceledError as err: ctx = ctx_proc_userdata() flash_error( 'The search query took longer than expected! Please help us improve by reporting this error <a href="%s" target=_blank>here</a>.' % ctx['feedbackpage']) info['err'] = str(err) return render_template('st_results.html', info=info, title=err_title, **template_kwds) info['number'] += nres if start < info['number'] and len(results) < count: for v in res: v['identity_component'] = st0_pretty(v['identity_component']) v['component_group'] = sg_pretty(v['component_group']) v['trace_moments'] = trace_moments(v['moments']) results.append(v) else: info['number'] = 'infinity' info['start'] = start info['count'] = count info['st0_list'] = st0_list info['st0_dict'] = st0_dict info['results'] = results info['stgroup_url'] = lambda dbc: url_for('.by_label', label=dbc['label']) return render_template('st_results.html', info=info, title=title, **template_kwds)