Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f33a59130d9a08feb3a1ffb5a97203cc79ff6aa042f784c2c21a3e4d1a842536:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^