@@ -178,7 +178,7 @@ _TempScale: TypeAlias = Literal[_TempScaleC, _TempScaleK, _TempScaleF, _TempScal
178178# mathematical constants
179179pi : Final = 3.141592653589793
180180golden : Final = 1.618033988749895
181- golden_ratio : Final = 1.618033988749895
181+ golden_ratio : Final = golden
182182
183183# SI prefixes
184184quetta : Final = 1e30
@@ -217,66 +217,66 @@ zebi: Final[int] = ... # 0x40_0000_0000_0000_0000
217217yobi : Final [int ] = ... # 0x1_0000_0000_0000_0000_0000
218218
219219# physical constants
220- c : Final = 299792458 .0
221- speed_of_light : Final = 299792458.0
222- mu_0 : Final = 1.25663706212e -6
223- epsilon_0 : Final = 8.8541878128e -12
220+ c : Final = 299_792_458 .0
221+ speed_of_light : Final = c
222+ mu_0 : Final = 1.25663706127e -6
223+ epsilon_0 : Final = 8.8541878188e -12
224224h : Final = 6.62607015e-34
225- Planck : Final = 6.62607015e-34
225+ Planck : Final = h
226226hbar : Final = 1.0545718176461565e-34
227227G : Final = 6.6743e-11
228- gravitational_constant : Final = 6.6743e-11
228+ gravitational_constant : Final = G
229229g : Final = 9.80665
230230e : Final = 1.602176634e-19
231- elementary_charge : Final = 1.602176634e-19
232- R : Final = 8.314462618
233- gas_constant : Final = 8.314462618
234- alpha : Final = 0.0072973525693
235- fine_structure : Final = 0.0072973525693
231+ elementary_charge : Final = e
232+ R : Final = 8.31446261815324
233+ gas_constant : Final = R
234+ alpha : Final = 0.0072973525643
235+ fine_structure : Final = alpha
236236N_A : Final = 6.02214076e23
237- Avogadro : Final = 6.02214076e23
237+ Avogadro : Final = N_A
238238k : Final = 1.380649e-23
239- Boltzmann : Final = 1.380649e-23
240- sigma : Final = 5.670374419e -8
241- Stefan_Boltzmann : Final = 5.670374419e-8
242- Wien : Final = 0.002897771955
243- Rydberg : Final = 10973731.56816
239+ Boltzmann : Final = k
240+ sigma : Final = 5.6703744191844314e -8
241+ Stefan_Boltzmann : Final = sigma
242+ Wien : Final = 0.0028977719551851727
243+ Rydberg : Final = 10_973_731.568157
244244
245245# mass in kg
246246gram : Final = 1e-3
247247metric_ton : Final = 1e3
248248# legacy mass units
249249grain : Final = 6.479891e-5
250- lb : Final = 0.45359237
251- pound : Final = 0.45359237
250+ lb : Final = 0.45359236999999997
251+ pound : Final = lb
252252blob : Final = 175.12683524647636
253- slinch : Final = 175.12683524647636
253+ slinch : Final = blob
254254slug : Final = 14.593902937206364
255- oz : Final = 0.028349523125
256- ounce : Final = 0.028349523124
257- stone : Final = 6.35029318
255+ oz : Final = 0.028349523124999998
256+ ounce : Final = oz
257+ stone : Final = 6.3502931799999995
258258long_ton : Final = 1.0160469088e3
259- short_ton : Final = 907.18474
260- troy_ounce : Final = 0.0311034768
261- troy_pound : Final = 0.3732417216
259+ short_ton : Final = 907.1847399999999
260+ troy_ounce : Final = 0.031103476799999998
261+ troy_pound : Final = 0.37324172159999996
262262carat : Final = 2e-4
263263# fundamental masses
264- m_e : Final = 9.1093837015e -31
265- electron_mass : Final = 9.1093837015e-31
266- m_p : Final = 1.67262192369e -27
267- proton_mass : Final = 1.67262192369e-27
268- m_n : Final = 1.67492749804e -27
269- neutron_mass : Final = 1.67492749804e-27
270- m_u : Final = 1.6605390666e -27
271- u : Final = 1.6605390666e-27
272- atomic_mass : Final = 1.6605390666e-27
264+ m_e : Final = 9.1093837139e -31
265+ electron_mass : Final = m_e
266+ m_p : Final = 1.67262192595e -27
267+ proton_mass : Final = m_p
268+ m_n : Final = 1.67492750056e -27
269+ neutron_mass : Final = m_n
270+ m_u : Final = 1.66053906892e -27
271+ u : Final = m_u
272+ atomic_mass : Final = m_u
273273
274274# angle in rad
275275degree : Final = 0.017453292519943295
276276arcmin : Final = 2.908882086657216e-4
277- arcminute : Final = 2.908882086657216e-4
277+ arcminute : Final = arcmin
278278arcsec : Final = 4.84813681109536e-6
279- arcsecond : Final = 4.84813681109536e-6
279+ arcsecond : Final = arcsec
280280
281281# time in second
282282minute : Final = 60.0
@@ -288,81 +288,81 @@ Julian_year: Final = 31_557_600.0
288288
289289# length in meter
290290inch : Final = 0.0254
291- foot : Final = 0.3048
292- yard : Final = 0.9144
293- mile : Final = 1_609.344
294- mil : Final = 2.54e -5
295- pt : Final = 3.527777777777778e-4
296- point : Final = 3.527777777777778e-4
291+ foot : Final = 0.30479999999999996
292+ yard : Final = 0.9143999999999999
293+ mile : Final = 1_609.3439999999998
294+ mil : Final = 2.5399999999999997e -5
295+ pt : Final = 0.00035277777777777776
296+ point : Final = pt
297297survey_foot : Final = 0.3048006096012192
298298survey_mile : Final = 1_609.3472186944373
299299nautical_mile : Final = 1_852.0
300300fermi : Final = 1e-15
301301angstrom : Final = 1e-10
302302micron : Final = 1e-6
303303au : Final = 149_597_870_700.0
304- astronomical_unit : Final = 149_597_870_700.0
304+ astronomical_unit : Final = au
305305light_year : Final = 9.460730472580800e15
306306parsec : Final = 3.085677581491367e16
307307
308308# pressure in pascal
309309bar : Final = 100_000.0
310310atm : Final = 101_325.0
311- atmosphere : Final = 101_325.0
311+ atmosphere : Final = atm
312312torr : Final = 133.32236842105263
313- mmHg : Final = 133.32236842105263
313+ mmHg : Final = torr
314314psi : Final = 6_894.757293168361
315315
316316# area in meter**2
317317hectare : Final = 10_000.0
318- acre : Final = 4_046.8564224
318+ acre : Final = 4_046.8564223999992
319319
320320# volume in meter**3
321321litre : Final = 1e-3
322- liter : Final = 1e-3
323- gallon : Final = 3.785411784e-3
324- gallon_US : Final = 3.785411784e-3
325- fluid_ounce : Final = 2.95735295625e -5
326- fluid_ounce_US : Final = 2.95735295625e-5
327- bbl : Final = 0.158987294928
328- barrel : Final = 0.158987294928
322+ liter : Final = litre
323+ gallon : Final = 0.0037854117839999997
324+ gallon_US : Final = gallon
325+ fluid_ounce : Final = 2.9573529562499998e -5
326+ fluid_ounce_US : Final = fluid_ounce
327+ bbl : Final = 0.15898729492799998
328+ barrel : Final = bbl
329329gallon_imp : Final = 4.54609e-3
330330fluid_ounce_imp : Final = 2.84130625e-5
331331
332332# speed in meter per second
333333kmh : Final = 0.27777777777777777
334- mph : Final = 0.44704
334+ mph : Final = 0.44703999999999994
335335mach : Final = 340.5
336- speed_of_sound : Final = 340.5
337- knot : Final = 0.5144444444444444
336+ speed_of_sound : Final = mach
337+ knot : Final = 0.5144444444444445
338338
339339# temperature in kelvin
340340zero_Celsius : Final = 273.15
341341degree_Fahrenheit : Final = 0.55555555555555555
342342
343343# energy in joule
344344eV : Final = 1.602176634e-19
345- electron_volt : Final = 1.602176634e-19
345+ electron_volt : Final = eV
346346calorie : Final = 4.184
347- calorie_th : Final = 4.184
347+ calorie_th : Final = calorie
348348calorie_IT : Final = 4.1868
349349erg : Final = 1e-7
350350Btu_th : Final = 1_054.3502644888888
351351Btu : Final = 1_055.05585262
352- Btu_IT : Final = 1_055.05585262
352+ Btu_IT : Final = Btu
353353ton_TNT : Final = 4.184e9
354354
355355# power in watt
356356hp : Final = 745.6998715822701
357- horsepower : Final = 745.6998715822701
357+ horsepower : Final = hp
358358
359359# force in newton
360360dyn : Final = 1e-5
361- dyne : Final = 1e-5
361+ dyne : Final = dyn
362362lbf : Final = 4.4482216152605
363- pound_force : Final = 4.4482216152605
363+ pound_force : Final = lbf
364364kgf : Final = 9.80665
365- kilogram_force : Final = 9.80665
365+ kilogram_force : Final = kgf
366366
367367@overload
368368def convert_temperature (val : _InexactArrayLikeT , old_scale : _TempScale , new_scale : _TempScale ) -> _InexactArrayLikeT : ...
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