In the world music culture, there are instruments which were traditionally associated with a certain gender. It remains disputable to what extent these gender-based perceptions have been logical and scientific. For example, as playing wind instruments need more breath strength and the public opinion believe that men have stronger breath compared to women, these instruments are predominantly a male domain. Harp is also considered a female instrument as the public opinion believe that women have finer fingers and can therefore better perform nuances and delicate techniques on the instrument.

With regard to each polyphonic form, only one specific and distinguished example is analyzed. These polyphonic forms are as follows:

The mention by music instructors, academicians, students, and music enthusiasts about the lack of development in Iranian music is a topic that has been repeatedly heard, resulting in a superficial understanding and misinterpretation of Iranian music, which has been conveyed to students of the arts. This short essay aims to critique and examine this claim.

4.3.1. To practice playing of doubles of notes involving two different fingers, each note is played at separate bows with slow tempo, each note is played perfectly regarding its bass and tenor sounds and then the considered double is played at another bow while considering the resulted sound of the double.

The Motherland Orchestra staged the first concert since the outbreak of the pandemic under the baton of Nezhat Amiri. The orchestra went on stage on December 23-24, 2021 in memory of Rouhollah Khaleghi and Golnoush Khaleghi at Vahdat Hall, Tehran, Iran. Since the pandemic outbreak, concerts were held online and restrictions were imposed on in-person concerts.

Antonio Stradivari (1644 – 18 December 1737) was an Italian luthier and is considered the most significant and greatest artisan in this field.

Mohsen Renani in the preface of his book entitled “The Political Economy of nuclear conflict; an introduction to traversing the civilizations” writes:

B. applying force: the force needed for putting finger on finger board is applied through finger tips and using the rest of hand set especially wrist is not allowed. To practice this, it is possible to hold violin without the bow and throw the fingers on the finger board from 1-2cm distance; apply force only through finger tips.

Khosrow Djafarzadeh, musicologist and architect, who was also one of the main authors of HarmonyTalk journal passed away on 15 July 2019.

In 1990  an Austria-based Persian musician Khosro Soltani, in cooperation with Hossein Alizadeh, put out an album entitled, Ancient Call A New (Nobang-e Kohan). After many years, a few ancient Persian instruments such as Sorna, Karna, Naghareh,etc. have been used, instruments which have been left out of the circle of Persian classical musical instruments for centuries.