Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 420f162a1d09a93ea00f86bd3e392793e786ca09266d805390331a646b673ce8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^