Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f2cf02ad91c9f1866eb3116fd5aca10c380cbc22d183aa9a636f235cf0d0e34e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^