Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8e5ba217f5a6c7929552c6e604f5f7c7052ecbb10da650fbf87a5c5e468ab147:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^