Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4d567ad7afaed084f5d4669d80b509ba342d41f36cdd410fbcf7b595015ca448:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^