Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2c4fd9a23982e30ecca7fbd7d440cc4228077b17aea91d2eab4acabf595cb6ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^