Changeset 6d5601c in sasmodels for sasmodels/models/rectangular_prism.c

Timestamp:

Oct 25, 2018 3:03:37 PM (5 years ago)

Author:

Paul Kienzle <pkienzle@…>

Branches:

master, core_shell_microgels, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests

Children:

304c775

Parents:

149eb53

Message:

use 4/3 pi constant when computing R_eff

File:

• sasmodels/models/rectangular_prism.c (modified) (1 diff)

sasmodels/models/rectangular_prism.c

@@ -10 +10 @@
     switch (mode) {
     case 1: // equivalent sphere
-        return cbrt(0.75*cube(length_a)*b2a_ratio*c2a_ratio/M_PI);
+        return cbrt(cube(length_a)*b2a_ratio*c2a_ratio/M_4PI_3);
     case 2: // half length_a
         return 0.5 * length_a;